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downhole engine pump
downhole engine pump
英
[downhole engine pump]
美
[downhole engine pump]
中文释义
井底水力活塞泵
单词分析
单词结构:
downhole engine pump
字母数:20
记忆提示
🎯 重点记忆:
单词拼写:downhole engine pump
核心含义:井底水力活塞泵
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更新时间:2026-02-08 20:36:58