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main vacuum valve
main vacuum valve
英
[main vacuum valve]
美
[main vacuum valve]
中文释义
主真空阀
单词分析
单词结构:
main vacuum valve
字母数:17
记忆提示
🎯 重点记忆:
单词拼写:main vacuum valve
核心含义:主真空阀
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更新时间:2026-01-03 09:42:17