soil resistivity

См. также в других словарях:

• Soil — For other uses, see Soil (disambiguation). A represents soil; B represents laterite, a regolith; C represents saprolite, a less weathered regolith; the bottommost layer represents bedrock …   Wikipedia

• Soil thermal properties — The thermal properties of soil are a component of soil physics that has found important uses in engineering, climatology and agriculture. These properties influence how energy is partitioned in the soil profile. While related to soil temperature …   Wikipedia

• Characterisation of pore space in soil — Soil is essential to most animals on the earth. It is a relatively thin crust where an even smaller portion contains much of the biological activity. Soil consists of three different phases. A solid phase (≈ 20%) that contains mainly minerals of… …   Wikipedia

• Ductile iron pipe — is a pipe commonly used for potable water distribution.[1] The predominant wall material is ductile iron, a spheroidized graphite cast iron, although an internal cement mortar lining usually serves to inhibit corrosion from the fluid being… …   Wikipedia

• проводимость грунта — Проводимость типового образца грунта. [ГОСТ Р МЭК 60050 195 2005] EN electric resistivity of soil resistivity of a typical sample of soil [IEV number 195 01 19] FR résistivité électrique du sol résistivité… …   Справочник технического переводчика

• Earth battery — An Earth battery is composed of a pair of electrodes made of two dissimilar metals, such as iron and copper, which are buried in the soil or immersed in the sea. A device that is placed in water is labeled a sea battery . It can act as a receiver …   Wikipedia

• Ground (electricity) — In electrical engineering, ground or earth may be the reference point in an electrical circuit from which other voltages are measured, or a common return path for electric current, or a direct physical connection to the Earth. A typical earthing… …   Wikipedia

• DCVG — stands for Direct Current Voltage Gradient and is a survey technique used for assessing the effectiveness of corrosion protection on buried steel structures.[1] In particular, oil and natural gas pipelines are routinely monitored using this… …   Wikipedia

• Fort Ross, California — Infobox nrhp | name =Fort Ross nrhp type =nhl caption = nearest city= Fort Ross, California lat degrees = 38 lat minutes = 30 lat seconds = 51.44 lat direction = N long degrees = 123 long minutes = 14 long seconds = 33.75 long direction = W… …   Wikipedia

• High Voltage Isolation and Ground Potential Rise — This article outlines the principles of High Voltage Isolation (HVI) and Ground Potential Rise (GPR). Most often questions of concern arise to anyone associated with the use of any communication signal (analog or digital) via a metallic or fiber… …   Wikipedia

• Water content — Soil composition by phase: s soil (dry), v void (pores filled with water or air), w water, a air. V is volume, M is mass. Water content or moisture content is the quantity of water contained in a material, such as soil (called soil moisture),… …   Wikipedia