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valve operating gear
valve operating gear
英
[valve operating gear]
美
[valve operating gear]
中文释义
阀操作机构
单词分析
单词结构:
valve operating gear
字母数:20
记忆提示
🎯 重点记忆:
单词拼写:valve operating gear
核心含义: 阀操作机构
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更新时间:2026-01-31 00:50:36