- pump upstroke
- Техника: увеличение хода насоса
Универсальный англо-русский словарь. Академик.ру. 2011.
pump upstroke
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suction pump — n a common pump in which the liquid to be raised is pushed by atmospheric pressure into the partial vacuum under a retreating valved piston on the upstroke and reflux is prevented by a valve in the pipe that permits flow in only one direction see … Medical dictionary
suction pump — noun Date: 1825 a common pump in which the liquid to be raised is pushed by atmospheric pressure into the partial vacuum under a retreating valved piston on the upstroke and reflux is prevented by a check valve in the pipe … New Collegiate Dictionary
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Technology of the Song Dynasty — The Song Dynasty ( zh. 宋朝; 960–1279 CE) provided some of the most significant technological advances in Chinese history, many of which came from talented statesmen drafted by the government through imperial examinations.The ingenuity of advanced… … Wikipedia
