G型料斗式螺杆泵 上海博生水泵制造有限公司

p1Src=//y1.yzimgs.com/uploads/493393/2018914-103318353.jpg&p2Src=//y1.yzimgs.com/uploads/493393/2018914-103421856.jpg&p3Src=//y3.yzimgs.com/uploads/493393/2018914-10349112.jpg