PB1501-L，PB3001-L，PB5001-L， PB3002-LDR，电子天平 PB1501-L，PB3001-L，PB5001-L， PB3002-LDR 图片

p1Src=//y2.yzimgs.com/uploads_old/349257/2011112816324033_old.jpg&p2Src=//y2.yzimgs.com/uploads_old/349257/2011112816324033_old_1.jpg&p3Src=//y2.yzimgs.com/uploads_old/349257/2011112816324033_old_2.jpg"