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21 удлинение
aspect ratio (ar)
(аэродинамического профиля)
отношение размаха профиля (крыла) к его средней хорде (рис. 137). — the ratio of the square of span of an airfoil to the total airfoil area, or the ratio of its span to its mean chord.
- (образца или детали под нагрузкой, вытяжка) — elongation
- (растяжение) — stretch
- (цилиндрического тела, напр., фюзеляжа) — fineness ratio
- болта — bolt elongation
-, большое (аэродинамического профиля) — high aspect ratio
профиль большого удлинения имеет относительно большой размах и малую хорду. — an airfoil of high aspect ratio is of relatively long span and short chord.
- вертикального оперения — vertical tail aspect ratio
- горизонтального оперения — horizontal tail aspect ratio
- крыла (относительное) (рис. 137) — wing aspect ratio
- крыла no трапеции — aspect ratio of tapered wing
- лопасти — blade aspect ratio
-, малое — low aspect ratio
профиль малого удлинения имеет относительно малый размах и большую хорду. — an airfoil of low aspect ratio is of relatively short span and long chord.
-, местное — local elongation
-, остаточное — permanent elongation
- фюзеляжа — fuselage fineness ratio
отношение длины фюзеляжа к его максимальному диаметру. — the ratio of the length of a fuselage to its maximum diameter.
-, эффективное — effective aspect ratio
применяется при рассчете индуктивного сопротивления крыла. — the aspect ratio of an airfoil of elliptical plan form that, for the same lift coefficient, has the same induced-drag coefficient as the airfoil, or combination of airfoils, in question.Русско-английский сборник авиационно-технических терминов > удлинение
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22 отношение длины печи к диаметру
1) Silicates: slenderness of kiln2) Cement: l/d ratio of kiln, length-to diameter ratio of kilnУниверсальный русско-английский словарь > отношение длины печи к диаметру
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23 отношение длины (шнека , червяка) к диаметру
Cables: length-to-diameter ratioУниверсальный русско-английский словарь > отношение длины (шнека , червяка) к диаметру
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24 отношение длины канала ствола к калибру
Military: length-to-diameter ratio( of the penetrator)Универсальный русско-английский словарь > отношение длины канала ствола к калибру
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25 отношение длины экструдера к его диаметру
Plastics: extruder length to diameter ratioУниверсальный русско-английский словарь > отношение длины экструдера к его диаметру
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26 удлинение корпуса ракеты
Astronautics: missile length-diameter ratioУниверсальный русско-английский словарь > удлинение корпуса ракеты
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27 отношение длины к диаметру
Отношение длины к диаметру-- The probe sensors had a length to diameter ratio of 300.Русско-английский научно-технический словарь переводчика > отношение длины к диаметру
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28 поскольку ... намного больше
Поскольку (длина) намного больше (диаметра)-- Because of the large length-to-diameter ratio of the cylinder, the flow field may be approximated as two-dimensional.Русско-английский научно-технический словарь переводчика > поскольку ... намного больше
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29 равно или больше
Равно или большеElongated vessels have a ratio length to diameter equal to or greater than 2.If it is equal to or greater than the target value set by the off-line process planning, it is considered "good".For metals the term So/p is often as large as or larger than a.Русско-английский научно-технический словарь переводчика > равно или больше
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