• 1. lap valve: 余面阀
• 2. zero lap valve: 零叠量阀
• 3. valve lap: 阀余面 | 阀重叠 | 汽阀余面 | 气门叠开度

更多释义

• 1.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。
  dict.yoduao.com

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