真空泵不抽真空 » Without vacuum pump 特别是在企业有着广泛的应用 » Especially in the enterprise has a wide range of applications 以后的时间里，经常联系 » Next...
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without vacuum pump
无真空泵
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Comparison of vacuum is made between the single and double suction vacuum pump, between the unit with balance passage and that without balance passage.
对单级与双级抽气开平衡通道与不开平衡通道的真空泵的真空度进行了对比分析。
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Self-contained vacuum, pump and filter system works without suction lines or other modifications to existing systems.
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