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back valve
back valve
英
[back valve]
美
[back valve]
中文释义
回动阀,止回阀,逆止阀,单向阀
单词分析
单词结构:
back valve
字母数:10
记忆提示
🎯 重点记忆:
单词拼写:back valve
核心含义:回动阀,止回阀,逆止阀,单向阀
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更新时间:2026-02-08 10:26:47