up-down stroke of oil pump

英 [up-down stroke of oil pump]
美 [up-down stroke of oil pump]

中文释义

[机] 油泵的上、下冲程

单词分析

单词结构：

up-down stroke of oil pump

字母数：26

记忆提示

🎯 重点记忆：

  • 单词拼写：up-down stroke of oil pump
  • 核心含义：[机] 油泵的上、下冲程

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更新时间：2026-02-06 16:13:58