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reciprocating positive displacement vacuum pump
reciprocating positive displacement vacuum pump
英
[reciprocating positive displacement vacuum pump]
美
[reciprocating positive displacement vacuum pump]
中文释义
往复正排量式真空泵
单词分析
单词结构:
reciprocating positive displacement vacuum pump
字母数:47
记忆提示
🎯 重点记忆:
单词拼写:reciprocating positive displacement vacuum pump
核心含义:往复正排量式真空泵
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更新时间:2025-12-22 10:35:29