双级旋片式真空泵 2X型 永嘉县英科泵阀有限公司

p1Src=//y3.yzimgs.com/uploads/176679/2018518-164341126.jpg&p2Src=//y3.yzimgs.com/uploads/176679/2018518-164346915.jpg&p3Src=//y3.yzimgs.com/uploads/176679/2018518-164352123.jpg