... motor-driven valve 电动机拖动阀 lap of valve 阀余面 master regulating control valve 主控调节阀 ...
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... valve lap 阀动迭时; 阀重叠; 汽阀余面 收藏 lap of valve 汽阀余面 收藏 lever release valve 杠杆释放阀 收藏 ...
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lap of slide valve 滑阀余面
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Describe the usual problems of lead lap joint about valve electric actuator when working and the improvement of joint process.
阐述了阀门电动装置运行现场导线搭接的常见问题与搭接工艺的改进。
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