flap-valve pump 中文意思是什麼
flap-valve pump
解釋
瓣閥泵-
All kinds of resisting moment effects upon pump start - up process are fully considered and the different operational results of outlet gate with little flap valve are also reviewed
在計算過程中,比較完整地考慮了各種阻力矩對起動過程的影響,同時重點考察了平直管出水流道,具有快速閘門帶小拍門斷流裝置形式的起動效果。
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