ST-6600B地下管道防腐层探测检漏仪(埋地管道音频检漏仪) ST-6600B 上海徐吉电气有限公司

p1Src=//y1.yzimgs.com/uploads_old/418551/2015100713453216_old.jpg&p2Src=//y1.yzimgs.com/uploads_old/418551/2015100713453224_old.jpg&p3Src=//y1.yzimgs.com/uploads_old/418551/2015100713453230_old.jpg