汽蚀可使阀内件的表面产生磨痕、深沟及凹坑。

Cavitation can make the surface trim have worn, and deep pits.

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综合分析了阀片的失效原因、机理，并进行了对阀片边缘实施滚磨倒角来提高其疲劳寿命的实验研究。

The cause and mechanism of valve failure are analyzed, and the method of tumbling chamfer is studied to improve service life of the valves.

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文章介绍了经这改进的伺服阀气动配磨系统。

This article mainly introduces an improved system of mate-grinding servo valve.

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