钢尺收敛计/隧道尺收敛计 型号：TC-YT-SLJ-1 TC-001016 北京同德创业科技有限公司

p1Src=//y1.yzimgs.com/uploads_old/378650/2013041613364380_old.jpg&p2Src=//y1.yzimgs.com/uploads_old/378650/2013041613364380_old_1.jpg&p3Src=//y1.yzimgs.com/uploads_old/378650/2013041613364380_old_2.jpg