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positive-action valve
positive-action valve
英
[positive-action valve]
美
[positive-action valve]
中文释义
确动阀
单词分析
单词结构:
positive-action valve
字母数:21
记忆提示
🎯 重点记忆:
单词拼写:positive-action valve
核心含义:确动阀
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更新时间:2026-03-12 01:57:19