The flushing action is achieved as the compressed purge media is released to become the flush media when the plug unseats .

当阀塞离开阀座位置时，被压缩的清洗流体介质变成冲刷流体介质，实现冲刷作用。

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At the same time often idle speed, the air flow into the engine is small, so that the carbon flushing action becomes also is very weak, will promote carbon deposition.

同时经常怠速行驶，进入发动机的空气流量也就小，这样对积碳的冲刷作用变得也很弱，会促进积碳的沉积。

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