vacuum pump

短语词组

短语

• constant vacuum fuel pump 连续真空燃料泵
• vacuum -pump line 真空泵管道
• vacuum screw pump 螺杆真空泵
• vacuum displacement pump 容积式真空泵;容量式抽气机
• vacuum centrifugal pump 离心式真空泵;[机]真空离心泵;真空离心泵
• vacuum priming pump 自吸泵
• VACUUM ROTARY PUMP OIL 真空帮浦油
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