水环式真空泵 2BV 上海希伦流体科技有限公司

p1Src=//y1.yzimgs.com/uploads_old/315330/2009071703523625_old.jpg&p2Src=//y1.yzimgs.com/uploads_old/315330/2009071703523625_old_1.jpg&p3Src=//y1.yzimgs.com/uploads_old/315330/2009071703523625_old_2.jpg