U-507 皮带张力计通用机械式皮带张力计 U-507
天津品尚仪表设备有限公司
p1Src=//y1.yzimgs.com/uploads_old/375860/2011080616545430_old.jpg&p2Src=//y1.yzimgs.com/uploads_old/375860/2011080616545430_old_1.jpg&p3Src=//y1.yzimgs.com/uploads_old/375860/2011080616545430_old_2.jpg