dry-type vacuum pump的意思|示意
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干式真空泵
dry-type vacuum pump的网络常见释义
干式真空泵 ... dry-type room air conditioner 干式房间空调器 dry-type vacuum pump 干式真空泵 dry vacuum 干真空 ...
dry-type vacuum pump相关短语
1、 Dry Roots-type vacuum pump 干式罗茨真空泵