直读式流速仪流速仪(1.8-4.5米) 图片

p1Src=//y1.yzimgs.com/uploads_old/345003/2013060811072786_old.jpg&p2Src=//y1.yzimgs.com/uploads_old/345003/2013060811072786_old_1.jpg&p3Src=//y1.yzimgs.com/uploads_old/345003/2013060811072786_old_2.jpg"