He presses the rubber stopper firmly down on the vent.

他使橡胶塞牢固地塞进盖上的排气孔.

辞典例句

When the button is depressed the vent is closed and the output signal increases.

当掀下按钮时,排气孔通道被阻断,输出信号增大.

辞典例句

The exhaust port is marked and locked in.

锁定排气孔.

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The gas pulsation of discharge hole type of scroll air compressor is studied in this paper.

研究了涡旋式空气压缩机排气系统的气流脉动现象,首次提出了排气孔口侵入现象及计算方法.

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