hand-operated pump 中文意思是什麼
hand-operated pump
解釋
手搖泵-
The valve is furnished with wobble pump and hand operated device. during repairing or having no power, it can open and close valve by hand
該閥配有手搖泵和手動關閥裝置,能在檢修或無電時手動開、關閥。 -
The test set comprises a hand operated pneumatic folding pump, capable of supplying pressure or vacuum with analog dial gauges to indicate pressure / vacuum levels
整套測試儀包括一隻手動折疊氣泵,壓力管或真空管,並帶有顯示器以顯示壓力/真空水平。 -
The preferred solution was a tubewell : a simple, hardy, hand - operated pump that sucks water, through a pipe, from a shallow underground aquifer
較富裕的人可以自行負擔費用,而許多較窮困的人家,只要透過非政府組織的簡單貸款,也能夠在自家庭院裝起這種設備。
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