工程案例
淮安市高鐵站清漣大道給水管道工程(使用DN500止脫膠圈)
Huai'an high-speed rail station Qinglian Avenue water supply pipeline project(DN500 Tyton SIT plus gasket is used)
淮安市高鐵站清漣大道給水管道工程(使用DN500止脫膠圈)
Huai'an high-speed rail station Qinglian Avenue water supply pipeline project(DN500 Tyton SIT plus gasket is used)