Alarm, feed valve or pump starter switch actuates just before the burner switch cuts the firing.

警报器，进水阀或泵启动装置开关在燃烧器关闭燃烧之前启动。

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In this paper the in-cylinder air motion and its interaction with combustion are studied under both motored and firing conditions by LDA in a single-cylinder 4-valve S. I. engine.

通常在发动机倒拖工况下测量和研究缸内气流运动，对于燃烧过程中缸内流动规律的测量和研究还很少。

youdao

In this paper the in-cylinder air motion and its interaction with combustion are studied under both motored and firing conditions by LDA in a single-cylinder 4-valve S. I. engine.

通常在发动机倒拖工况下测量和研究缸内气流运动，对于燃烧过程中缸内流动规律的测量和研究还很少。

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