volumetric efficiency的用法和樣例：
例句
- Valve timing is a major factor in achieving good volumetric efficiency.
定時(shí)閥是實(shí)現高容積效率的一個(gè)主要因素。 - Leakage within the hydraulic system will cause a sharp drop in volumetric efficiency, amounting to less than the required pressure, can not even work.
內漏會(huì )引起液壓系統容積效率急劇下降，達不到所需要的工作壓力，甚至不能進(jìn)行工作。
