roughing pump
查询英语单词中文释义、音标、发音和例句。
roughing pump
英
[roughing pump]
美
[roughing pump]
中文释义
低真空泵
单词分析
单词结构:
roughing pump
字母数:13
记忆提示
🎯 重点记忆:
- 单词拼写:roughing pump
- 核心含义:低真空泵
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更新时间:2026-09-21 02:11:09