常見(jiàn)例句雙語(yǔ)例句How to select the induction Swirl ratio for improving the performance of DI engine is investigated and tested.通過(guò)試驗(yàn)研究，闡述了如何合理選取進(jìn)氣渦流強(qiáng)度，以改善柴油機(jī)的性能。 返回 induction swirl ratio