... 煤气机进气阀 gas-engine inlet valve 进气阀总成 inlet valve complement 进气阀关 intake valve close ...
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When the pump is going to stop, first press the stop button (Red), then close the water intake valves and the discharge valve.
停泵时先按下电控箱上泵的停止按钮(红色)，泵停止运转后，关闭管路上的进水阀和排出阀。
On the compression stroke, the piston moves up. The intake valve and exhaust valve close. The piston compresses the air-fuel mixture.
在压缩行程，活塞向上运动，进气门和排气门关闭，活塞压缩混合气。
On the power stroke, the intake valve and exhaust valve close. The spark plug ignites the air-fuel mixture, the piston moves down.
在作功行程，进气门和排气门关闭，火花塞点燃混合气，活塞向下移动。
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