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oil-sealed vacuum pump
oil-sealed vacuum pump
英
[oil-sealed vacuum pump]
美
[oil-sealed vacuum pump]
中文释义
油封真空泵
单词分析
单词结构:
oil-sealed vacuum pump
字母数:22
记忆提示
🎯 重点记忆:
单词拼写:oil-sealed vacuum pump
核心含义:油封真空泵
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更新时间:2026-02-08 10:50:08