hydropump

English

hydro- +‎ pump

hydropump (plural hydropumps)

This term needs a definition. Please help out and add a definition, then remove the text {{rfdef}}.
- 1980, Water and Wastewater Treatment Plants Operator's Newsletter
  This is because of the increased pulling power of the retro jet which would make manual retraction unduly laborious. A hydropump has therefore been fitted that is simply operated by a clutch lever giving variable speed of retraction.
- 1996, Frederick Hadleigh West, ‎Constance F. West, ‎John F. Hoffecker, American Beginnings
  Professor N. K. Vereshchagin, a palaeontologist from Leningrad who joined the expedition, discovered the archaeological component at the site when using a hydropump to expose a bone-rich horizon of the "cemetery."

单词	hydropump
释义	hydropump English Etymology hydro- +‎ pump Noun hydropump (plural hydropumps) This term needs a definition. Please help out and add a definition, then remove the text `{{rfdef}}`. 1980, Water and Wastewater Treatment Plants Operator's Newsletter This is because of the increased pulling power of the retro jet which would make manual retraction unduly laborious. A hydropump has therefore been fitted that is simply operated by a clutch lever giving variable speed of retraction. 1996, Frederick Hadleigh West, ‎Constance F. West, ‎John F. Hoffecker, American Beginnings Professor N. K. Vereshchagin, a palaeontologist from Leningrad who joined the expedition, discovered the archaeological component at the site when using a hydropump to expose a bone-rich horizon of the "cemetery."
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