downhole on-off actuator

英 [downhole on-off actuator]
美 [downhole on-off actuator]

中文释义

[油气] 井下开关器

单词分析

单词结构：

downhole on-off actuator

字母数：24

记忆提示

🎯 重点记忆：

  • 单词拼写：downhole on-off actuator
  • 核心含义：[油气] 井下开关器

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更新时间：2026-02-24 20:28:54