screw efficiency

基本解釋

Usually, the fullest efficiency of screw propeller is 75% with the rest energy lost in the way of whirlpool.
通常螺旋推進器最大效率為75％，其余的能量以漩渦的形式損失。
And in terms of the study way of the screw expander, efficiency analysis and experimental studies on the scroll expander are given in the thesis.
參考定容積膨脹比膨脹機性能（螺桿式膨脹機）的研究方法，對渦旋式膨脹機進行了效率分析和實驗研究。
Screw pump wells in accordance with the characteristics of the various parts of movement and energy losses, the establishment of a screw pump system efficiency analysis model well.
按照螺桿泵井各個部門運動獨特之處及能量喪失環(huán)境，建立了螺桿泵井系統(tǒng)效率分析模子。