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1 annular erosion
1) Военный термин: кольцевой разгар (патронника)2) Оружейное производство: кольцевой разгар патронника -
2 annular erosion
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3 bit
1. долото, головка бура, буровая коронка2. сверло; перка; зенковка3. кусочек; отрезок; частица4. лезвие; режущая кромка5. выч. двоичная единица информации, бит; знак в двоичной системе ()6. см. bitumen, bituminouscombination pilot, drilling and reaming bit — комбинированное долото, состоящее из трёх частей: направляющей, бурящей и расширяющей
cross roller rock bit — шарошечное долото с расположением шарошек в двух взаимно перпендикулярных направлениях
— bore bit— core bit— disk bit— drag bit— dull bit— jet bit— junk bit— rock bit— used bit
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1. долото2. головка бура; буровая коронка3. битabrasive jet coring bit — колонковое долото с гидромониторными насадками для подачи абразивного бурового раствора на забой скважины
ballaset synthetic diamond bit — долото, армированное синтетическими алмазами в абразивно устойчивой матрице (для бурения плотных пород)
cavitating jet-assisted mechanical bit — долото для механического разрушения породы дополнительными насадками путем кавитационного воздействия (бурового раствора на породу в забое)
combination pilot, drilling and reaming bit — комбинированное долото, состоящее из направляющей, бурящей и расширяющей частей
cross roller rock bit — шарошечное долото с расположением шарошек в двух взаимно перпендикулярных направлениях
diamond compact coring bit — буровая коронка, армированная поликристаллическими синтетическими алмазами
eccentric drilling bit for underreaming — эксцентричное буровое долото для расширения ствола скважины
hard-formation rolling cutter core drilling bit — шарошечное керновое буровое долото для бурения твёрдых пород
jet hard-alloy insert rolling cutter drilling bit — шарошечное буровое долото с твердосплавными зубьями и боковой промывкой
jet nozzled rock bit — струйное долото, гидромониторное долото; долото с нижней промывкой
massive set diamond bit — долото, армированное крупными алмазами
multisector scraping-cutting drilling bit with hard-alloy inserts — многосекторное буровое долото истирающе-режущего типа с твердосплавными вставками
offset cone-angle rolling cutter drilling bit — шарошечное буровое долото со смещёнными осями шарошек
rolling cutter core drilling bit — шарошечное керновое буровое долото, шарошечное колонковое буровое долото
rotary core drilling bit — керновое долото для роторного бурения, колонковое долото для роторного бурения
sintered diamond coring bit — буровая коронка, армированная син тетическими алмазами, термически впекаемыми в матрицу
sintered tungsten-carbide teeth drilling bit — буровое долото со вставными зубьями из карбида вольфрама
soft-formation rolling cutter core drilling bit — шарошечное керновое буровое долото для мягких горных пород
to break a drilling bit off — отвинчивать буровое долото;
to buildback a drilling bit — восстанавливать буровое долото;
to buildup a drilling bit — восстанавливать буровое долото;
to pull a drilling bit green — поднимать буровое долото несработанным;
— bore bit— bull bit— core bit— disk bit— drag bit— dull bit— jet bit— junk bit— rock bit— shot bit— spud bit— used bit
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долото, буровая коронка, головка бура (состоит из режущего и циркуляционного элементов; циркуляционный элемент обеспечивает продвижение бурового раствора и использование гидравлической силы жидкого потока для увеличения скорости бурения).
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2. буровое долото; головка бура
* * *
1) долото2) головка бура; буровая коронка3) долото бура; коронка для алмазного бурения4) режущий инструмент; сверло5) бит•bit for underreaming — эксцентрическое долото для расширения скважины;
to break a drilling bit off — отвинчивать буровое долото;
to buildback a drilling bit — восстанавливать буровое долото;
to buildup a drilling bit — восстанавливать буровое долото;
to dress a bit — заправлять долото;
to pick up a drilling bit — приподнимать буровое долото;
to pull a drilling bit — поднимать буровое долото;
- abrasive jet bitto pull a drilling bit green — поднимать буровое долото несработанным;
- abrasive jet coring bit
- air-drilling bit
- air-type bit
- alloy bit
- alloy throw-away bit
- all-purpose bit
- annular bit
- Appleman gumbo bit
- auger bit
- balanced bit
- balanced drilling bit
- ballaset coring bit
- ballaset synthetic diamond bit
- balled-up drilling bit
- basket bit
- bevel-wall bit
- bi-center drilling bit
- big-stone bit
- blade bit
- blade-diamond drilling bit
- blade-drilling bit
- blade-type diamond bit
- blank bit
- blank-casing bit
- blasthole bit
- blind bit
- blunt bit
- blunt drilling bit
- bodiless rolling-cutter drilling bit
- bore bit
- boreway bit
- boring bit
- bort bit
- bort-set bit
- bottom cleanout bit
- bottom discharge bit
- bottoming-type bit
- box-thread bit
- box-type bit
- box-type rolling cutter drilling bit
- broaching bit
- broken-in bit
- bull bit
- bull point drilling bit
- bullnose bit
- burnt bit
- button bit
- button roller bit
- cable drilling bit
- cable tool bit
- California pattern bit
- California-type ideal fishtail bit
- carbide bit
- carbide insert bit
- carbide-type bit
- carboloy-set bit
- carbon bit
- carbonado bit
- carbon-set bit
- carbon-steel bit
- Carr bit
- casing bit
- casing shoe bit
- cast bit
- castellated bit
- cast-insert bit
- cast-set bit
- cavitating jet-assisted mechanical bit
- center bit
- center-hole bit
- chain bit
- changed bit
- chert drilling bit
- chip bit
- chipping-type drilling bit
- chisel bit
- chisel-chopping bit
- chisel-crest insert bit
- chisel-drilling bit
- chisel-type bit
- chopping bit
- chopping drilling bit
- churn-drill bit
- clay bit
- clean-out bit
- collapsible drilling bit
- collaring bit
- combination pilot, drilling and reaming bit
- common bit
- concave bit
- concave diamond drilling bit
- concave plug bit
- cone bit
- cone-and-blade rock drilling bit
- cone-rock bit
- cone-type roller bearing rock bit
- cone-type rolling cutter drilling bit
- conical bit
- convex bit
- core bit
- core-barrel bit
- core-crusher diamond drilling bit
- core-drilling bit
- core-ejector drilling bit
- coreless bit
- coreless drilling bit
- coring bit
- coring drilling bit
- corncob bit
- cross bit
- cross-bladed chisel bit
- cross-chopping bit
- cross-edged bit
- cross-plug bit
- cross-roller bit
- cross-roller rock bit
- cross-section button bit
- cross-section cone bit
- cross-section milled tooth core bit
- cross-section roller core bit
- crown bit
- crowned bit
- cruciform bit
- crushing rock drilling bit
- cutaway wing bit
- cutting-shearing drilling bit
- cutting-type core drilling bit
- cutting-type drilling bit
- Davis cutter bit
- deflecting bit
- deflecting jet drilling bit
- deflection bit
- demountable bit
- demountable drilling bit
- detachable bit
- detachable tungsten carbide insert bit
- deviation control bit
- diamond bit
- diamond-blade drilling bit
- diamond-compact bit
- diamond-compact coring bit
- diamond-core drilling bit
- diamond-crown bit
- diamond-drilling bit
- diamond-drilling core bit
- diamond-impregnated bit
- diamond-insert drilling bit
- diamond-particle bit
- diamond-plug bit
- diamond-point bit
- diamond-point drilling bit
- diamond-set bit
- diamond-set hard metal alloy drilling bit
- differential rolling-cutter drilling bit
- digging bit
- Dimitriyev bit
- disk bit
- double-arc bit
- double-cone bit
- double-cone drilling bit
- double-round nose bit
- double-taper bit
- drag bit
- drag-chisel drilling bit
- drag-drilling bit
- dress bit
- dress drilling bit
- drill bit
- drill-rod bit
- drive bit
- drop-center bit
- dull bit
- dull drilling bit
- dulled drilling bit
- eccentric bit
- eccentric drilling bit
- eccentric underreaming bit
- erosion drilling bit
- even-duty bit
- expandable drilling bit
- expansion bit
- extended insert core bit
- expansion drilling bit
- extended gage bit
- extended nozzle bit
- face-discharge bit
- face-discharge diamond bit
- face-ejection bit
- factory-set bit
- failure bit
- Ferrax journal bit
- finger bit
- finger rotary detachable bit
- finishing bit
- fishtail bit
- fishtail drag bit
- fishtail drilling bit
- flat bit
- flat-face bit
- flat-nose bit
- forged bit
- forged two-wing bit
- four-blade drilling bit
- four-blade rotation bit
- fourble cutter core drilling bit
- four-cone rock drilling bit
- four-cutter rock drilling bit
- four-disk reaming bit
- four-point bit
- four-roller bit
- four-way bit
- four-way drag drilling bit
- four-way rotation bit
- four-wing bit
- four-wing churn drilling bit
- four-wing drag drilling bit
- four-wing drilling bit
- four-wing reaming bit
- four-wing rotary bit
- four-wing rotation bit
- free-falling bit
- fresh bit
- freshly-sharpened bit
- friction bearing bit
- full-gage bit
- full-gage deflecting drilling bit
- full-gage drilling bit
- full-hole bit
- full-hole rock drilling bit
- full-round nose bit
- full-size drilling bit
- geophysical jetting bit
- gimlet bit
- gouge bit
- gravity aspirator bit
- green bit
- gumbo drilling bit
- half-round nose bit
- hand-set bit
- hard-alloy bit
- hard-alloy button drilling bit
- hard-alloy crown bit
- hard-alloy drilling bit
- hard-alloy insert drilling bit
- hard-faced drilling bit
- hard-formation bit
- hard-formation rolling cutter core drilling bit
- hard-metal bit
- hawthorn bit
- heavy-set diamond core drilling bit
- heavy-set diamond drilling bit
- hexagon bit
- high-center bit
- high-pressure bit
- high-pressure diamond bit
- high-pressure drag bit
- high-pressure roller bit
- hollow bit
- hollow drill bit
- Hughes disk bit
- impact action bit
- impregnated bit
- impregnated casing bit
- impregnated diamond drilling bit
- injection drill bit
- insert bit
- insert drilling bit
- insert rock bit
- insert roller core bit
- insert set bit
- insert-type bit
- integral bit
- interchangeable bit
- jack bit
- jet bit
- jet assisted drag bit
- jet assisted roller bit
- jet circulation bit
- jet diamond bit
- jet drilling bit
- jet fishtail drilling bit
- jet hard-alloy insert rolling cutter drilling bit
- jet nozzled rock bit
- jet percussive bit
- jet pump pellet impact drill bit
- jet rock drilling bit
- jet roller bit
- jet rolling cutter drilling bit
- jet two-blade drag bit
- jet two-blade drilling bit
- jet-type tricone bit
- journal-bearing bit
- journal-bearing insert bit
- journal-bearing milled tooth bit
- junk bit
- large-stone bit
- lead bit
- lead drilling bit
- light set bit
- long-inserts bit
- long-shank chopping bit
- long-teeth milled cutter roller core bit
- low-torque drilling bit
- machine-set bit
- machine-sharpened bit
- masonry bit
- massive set diamond bit
- mechanical-set bit
- medium-formation bit
- medium-inserts bit
- medium-round nose bit
- medium-stone bit
- milled-cutter bit
- milled-cutter core bit
- milled-cutter cross section core bit
- milled-teeth drilling bit
- milling bit
- Mother Hubbard bit
- mud bit
- multiblade drilling bit
- multilayer bit
- multilayer diamond drilling bit
- multisector scraping-cutting drilling bit with hard-alloy inserts
- multistone bit
- new bit
- noncoring bit
- off-balance bit
- off-balance drilling bit
- offset chopping bit
- offset cone-angle rolling cutter drilling bit
- oil-field bit
- oil-field rotary bit
- oil-well bit
- oil-well jet bit
- oil-well jet coring bit
- one-cutter rock drilling bit
- opening bit
- oriented diamond bit
- out-of-gage bit
- overburden bit
- overman bit
- oversize drilling bit
- padded bit
- paddle reaming bit
- paddy bit
- paraffin bit
- pellet impact bit
- pencil-core bit
- Pennsylvanian bit
- percussion bit
- percussion-drag drilling bit
- percussion-drilling bit
- percussive coring bit
- pilot bit
- pilot blast-hole bit
- pilot reaming bit
- pineapple drilling bit
- pipe bit
- pipe shoe bit
- placer bit
- plain fishtail drilling bit
- plug bit
- plugged bit
- plugged drilling bit
- pod bit
- pointed drilling bit
- polycrystalline diamond cutter bit
- powder metal bit
- precementing reamer bit
- processed bit
- pyramid-set bit
- quadricone rock drilling bit
- quenched bit
- quill bit
- radial diamond drilling bit
- random set bit
- rathole bit
- reamer bit
- reaming bit
- redrill bit
- Reed roller bit
- removable drill bit
- replaceable bit
- replaceable-blade bit
- replaceable-cutter head bit
- replaceable-head bit
- replacement bit
- rerun drilling bit
- reset bit
- restricted bit
- retractable bit rock
- retracted expandable drilling bit
- reverse circulation drilling bit
- reversed fishtail drilling bit
- reversed two-blade drilling bit
- ring bit
- ringed-out bit
- ripper step bit
- rock bit
- rock bit with lubricant bearing
- rock-cutter drilling bit
- rock-drilling bit
- rock-roller bit
- rod bit
- roller bit
- roller-cone core bit
- roller-cutter core bit
- roller-cutter drilling bit
- rolling cutter expandable drilling bit
- rolling-cutter rock bit
- rose bit
- rotary bit
- rotary core bit
- rotary core drilling bit
- rotary disk bit
- rotary disk drilling bit
- rotary rock bit
- rotation bit
- round-face bit
- round shoulder bit
- rugged bit
- saw bit
- sawtooth bit
- scraping-cutting-type drilling bit
- seal bit
- sealed bearing insert bit
- sealed roller bit
- sectional rolling-cutter drilling bit
- self-cleaning bit
- self-cleaning cone rock drilling bit
- self-cleaning cone rolling cutter drilling bit
- self-sharpening bit
- self-sharpening drilling bit
- semicoring bit
- semiround nose bit
- semispherical bit
- set bit
- sharp bit
- shoe-type washover bit
- shot bit
- shoulder bit
- side-hole bit
- side-tracking bit
- simulated insert bit
- single-bladed bit
- single-chisel bit
- single-layer bit
- single-layer diamond drilling bit
- single-round nose bit
- sintered bit
- sintered diamond bit
- sintered diamond coring bit
- sintered tungsten-carbide teeth drilling bit
- six-cone drilling bit
- six-cutter drilling bit
- six-roller drilling bit
- slip-on bit
- slug bit
- small-stone bit
- smooth bit
- soft-formation bit
- soft-formation insert bit
- soft-formation rolling cutter core drilling bit
- soft-formation tricone bit
- solid bit
- solid concave bit
- solid crown bit
- spade bit
- spark assisted roller drill bit
- spiral bit
- spiral diamond drilling bit
- spiral drilling bit
- spiral whipstock bit
- spoon bit
- spud bit
- spudding drilling bit
- square-nose bit
- square-shoulder bit
- standard core bit
- star bit
- star cable bit
- star pattern drilling bit
- steel bit
- steel-teeth bit
- step bit
- step-core bit
- step-crown bit
- step-face bit
- step-shaped diamond drilling bit
- step-shaped drilling bit
- stepped-crown bit
- straight bit
- straight-chopping bit
- straight-hole bit
- straight-sided core bit
- straight-wall bit
- streamlined waterway bit
- structure bit
- stuck drilling bit
- surface-set bit
- Swedish bit
- taper bit
- tapered bit
- tapered core bit
- tapered socket bit
- tapered step-core bit
- tapered stepped profile bit
- taper-wall bit
- tear-drop set bit
- T-gage bit
- thin-faced bit
- thin-kerf bit
- thin-wall bit
- three-blade drilling bit
- three-cone bit
- three-cone expandable drilling bit
- three-cone rock drilling bit
- three-cutter expandable drilling bit
- three-point bit
- three-point core drilling bit
- three-roller bit
- three-rolling cutter drilling bit
- three-stage drilling bit
- three-way bit
- three-way drilling bit
- three-winged bit
- throw-away bit
- tipped bit
- toothed drilling bit
- toothed roller bit
- torpedo bit
- top hole bit
- tricone bit
- tricone bit with tungsten carbide inserts
- tricone drilling bit
- tricone expandable drilling bit
- tricone jet rock drilling bit
- tricone rock drilling bit
- tricone roller rock bit
- trigger bit
- true-rolling bit
- tungsten-carbide boring bit
- tungsten-carbide drag bit
- tungsten-carbide insert drilling bit
- tungsten-carbide tipped bit
- tungsten-insert bit
- twin-cone bit
- twist bit
- twisted bit
- two-blade drag drilling bit
- two-cone bit
- two-cone drilling bit
- two-cone expandable drilling bit
- two-cutter expandable drilling bit
- two-disk bit
- two-point bit
- two-prong rotary bit
- two-roller bit
- two-way bit
- two-wing drag drilling bit
- unbalanced jet drilling bit
- undergage bit
- underreaming bit
- underweight bit
- unfaced drilling bit
- unstabilized drilling bit
- used bit
- vibrating bit
- wedge bit
- wedge-reaming bit
- wedge-set bit
- wedging bit
- wheel-type drilling bit
- whole-stone bit
- winged scraping bit
- wireline bit
- wireline core drilling bit
- wireline drilling bit
- worn bit
- worn-out drilling bit
- X-bit
- X-shape bit
- Z-bit
- Z-shape bit
- Zublin bit
- Zublin differential bit* * * -
4 fluid
флюид; жидкость; газ; жидкая или газообразная среда; раствор; газонефтяная система || жидкий
* * *
флюид (жидкость, газ, смесь жидкостей и газов)brackish water-base drilling fluid — буровой раствор на жёсткой воде (напр. морской)
organic colloid treated fluid — буровой раствор, обработанный органическим коллоидом
saturated salt water-base drilling fluid — буровой раствор на воде, насыщенной поваренной солью
to circulate drilling fluid — качать буровой раствор по замкнутой циркуляционной схеме;
to confine formation fluid within the hole — удерживать пластовой флюид в скважине;
* * *
флюид (вещество, способное течь, фильтроваться через пористую среду; флюидами могут быть и жидкости и газы)
* * *
1) флюид (/i]); газонефтяная система2) газ; газообразная среда || газообразный3) жидкость; текучая среда || жидкий; текучий•full of fluid — заполненный флюидом;
fluid in hole — флюид в скважине;
fluid in place — флюид в пластовых условиях;
to circulate drilling fluid — качать буровой раствор по замкнутой циркуляционной схеме;
to confine formation fluid within hole — удерживать пластовой флюид в скважине;
to flash by borehole fluids — промывать пласт скважинными флюидами;
to hold fluid within hole — удерживать пластовый флюид в скважине;
- abrasive drilling fluidfluid to surface — расстояние от уровня жидкости в скважине до дневной поверхности;
- acid-base fracturing fluid
- acid-displacement fluid
- acid-kerosene emulsion fluid
- acid-spacer fluid
- aerated displacement fluid
- aerated drilling fluid
- aerated spacer fluid
- aggressive fluids
- alkaline displacement fluid
- alkaline spacer fluid
- behind-the-packer fluid
- Bingham fluid
- borehole fluid
- brackish water-base drilling fluid
- breakdown fluid
- bypass fluid
- casing fluid
- chemical washing fluid
- circulating fluid
- circulation fluid
- clay-free completion drilling fluid
- clear completion fluid
- clear packer fluid
- completion fluid
- condensed fluid
- coring fluid
- control fluid
- corrosive fluid
- cut annular fluid
- cuttings-laden mud fluid
- displaced fluid
- displacement fluid
- displacing fluid
- double-phase fluid
- drill fluid
- drilling fluid
- driving fluid
- emulsion displacement fluid
- emulsion spacer fluid
- endogenic fluid
- erosion displacement fluid
- erosion spacer fluid
- ethyl fluid
- fast drilling fluid
- flush fluid
- flushing fluid
- formation fluid
- forced out fluid
- fracture fluid
- fracturing fluid
- free fluid
- fresh water-base drilling fluid
- gas cut fluid
- gaseous fluid
- gassy fluid
- gypsum-treated drilling fluid
- high-conductivity fluid
- high-viscosity displacement fluid
- high-viscosity spacer fluid
- hydraulic fluid
- hydraulic transmission fluid
- hydrocarbon fluid
- imbibition fluid
- immiscible fluids
- immobile fluid
- injected fluid
- injection fluid
- interfacial fluids
- interstitial fluid
- invading fluid
- invasion fluid
- kick fluid
- kill fluid
- lignin displacement fluid
- lignin spacer fluid
- lime drilling fluid
- lime-treated drilling fluid
- load fluid
- low-conductivity fluid
- low-solid drilling fluid
- low-viscosity displacement fluid
- low-viscosity spacer fluid
- mildly saline drilling fluid
- miscible fluids
- mixed fluid
- mobile fluid
- mobile formation fluid
- mud fluid
- mud-laden fluid
- multiphase fluid
- Newtonian fluid
- nonfreezable packer fluid
- non-Newtonian fluid
- oil-base displacement fluid
- oil-base packer fluid
- oil-base protective fluid
- oil-base spacer fluid
- oil-emulsion drilling fluid
- one-phase fluid
- operating fluid
- organic colloid-treated fluid
- overflush fluid
- packer fluid
- perforating fluid
- petroleum-based hydraulic fluid
- polymer displacement fluid
- polymer spacer fluid
- pore fluid
- preflush fluid
- pressure fluid
- pressurized fluid
- processed drilling fluid
- produced fluid
- pump fluid
- pumped-out fluid
- refrigerating fluid
- reservoir fluid
- return fluid
- saline displacement fluid
- saline spacer fluid
- saturated salt water-base drilling fluid
- sealing fluid
- shear thickening drilling fluid
- shear thinning drilling fluid
- single-phase fluid
- solidifying displacement fluid
- solidifying spacer fluid
- sour fluid
- spacer fluid
- stimulation fluid
- surfactant displacement fluid
- surfactant spacer fluid
- synthetic drilling fluid
- thermostable displacement fluid
- thermostable spacer fluid
- top fluid
- torque converter fluid
- total fluid
- treat fluid
- treated drilling fluid
- two-phase fluid
- viscous displacement fluid
- viscous spacer fluid
- viscoelastic fluid
- viscoelastic displacement fluid
- viscoelastic spacer fluid
- viscoplastic fluid
- viscous fluid
- viscous-plastic fluid
- washing fluid
- water-base displacement fluid
- water-base drilling fluid
- water-base rotary drilling fluid
- water-base spacer fluid
- weighted displacement fluid
- weighted spacer fluid
- wellbore fluid
- well-completion fluid
- well-killing fluid
- working fluid
- workover fluid* * *• флюид -
5 gap
зазор, промежуток, разрыв, щель; просвет; интервал; пропуск, пробел; искровой промежуток (рис. 28,7); зазор в замке (поршневого кольца); стык (напр. поршневого кольца); прорыв; выемка в станине (токарного станка) - gap bridging - gap erosion - gap section - gap velocity
- air gap- magnet gap - protective gap - quenched gap - rod gap - rotary gap - spark gap - stator-to-rotor gap - surge gap - wedge gap
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Drainage system (geomorphology) — In geomorphology, a drainage system is the pattern formed by the streams, rivers, and lakes in a particular drainage basin. They are governed by the topography of the land, whether a particular region is dominated by hard or soft rocks, and the… … Wikipedia
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List of cutaneous conditions — This is an incomplete list, which may never be able to satisfy particular standards for completeness. You can help by expanding it with reliably sourced entries. See also: Cutaneous conditions, Category:Cutaneous conditions, and ICD 10… … Wikipedia
river — river1 riverless, adj. riverlike, adj. /riv euhr/, n. 1. a natural stream of water of fairly large size flowing in a definite course or channel or series of diverging and converging channels. 2. a similar stream of something other than water: a… … Universalium
Geology of Mars — Mars Mars as seen by the Hubble Space Telescope Designations … Wikipedia
Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… … Universalium
fern — fernless, adj. fernlike, adj. /ferrn/, n. any seedless, nonflowering vascular plant of the class Filicinae, of tropical to temperate regions, characterized by true roots produced from a rhizome, triangular fronds that uncoil upward and have a… … Universalium
Fern — /ferrn/, n. a female given name. * * * Any of about 10,000–12,000 species (division Filicophyta) of nonflowering vascular plants that have true roots, stems, and complex leaves and reproduce by spores. Though ferns were once classified with the… … Universalium
Earth — This article is about the planet. For other uses, see Earth (disambiguation). Earth … Wikipedia