国产午夜精品理论片A级A片,偷偷鲁,我按摩与么公激情性完整视频,《大胸护士》在线观看无码 伊人久久大香线蕉电影院,亚洲色图首页,亚洲激情在线,可以看的毛片

Your Location : Home > Projects > Anticorrosion Projects
Anticorrosion Projects

未標題-31.jpg

未標題-34.jpg

未標題-33.jpg

未標題-32.jpg

Grinding and rust removal of cement pillars in substations

Reinforcing and coating substation cement pole hoop

未標題-35.jpg

未標題-36.jpg

The steel structure of the power station is painted
with cold galvanized anti-corrosion coat

Transformer surface painting

未標題-39.jpg

未標題-40.jpg

未標題-38.jpg

未標題-37.jpg

Transmission line towers are painted
with epoxy zinc-rich primer

Hongdan anti-rust paint,
 and fluorocarbon topcoat

Hoop anti-fracture reinforcement;

The tower base is painted
 with anti-collision paint