常見例句雙語例句Dual frequency and amplitudes vibration system with imported piston pump and motors.雙頻雙幅振動裝置，采用進(jìn)口柱塞泵和馬達(dá)，技術(shù)先進(jìn)；The optimum water film thickness of slipper in water hydraulic axial piston pump were caculated and analyzed.對純水軸向柱塞泵滑履摩擦副的最佳水膜厚度進(jìn)行了計算和分析。Using parametric design way, water hydraulic axial piston pump's main internal parts include piston, slipper and valve plate were designed, which improves the design efficiency and quality.運(yùn)用參數(shù)化設(shè)計手段，對純水液壓軸向柱塞泵的主要部件包括柱塞、滑靴、配流盤等進(jìn)行了設(shè)計。 提高了設(shè)計效率和設(shè)計質(zhì)量。權(quán)威例句To prevent this, milk is forced under extreme pressure and at high velocity to pass through tiny passages by a piston pump.FORBES: Why Milk Isn't As "Natural" As You Think 返回 piston pump