国产三级专区在线_AV毛片儿在线观看_亚洲精品揄拍自拍首一页_97国产自在现线免费视频-日韩a级无码免费_亚洲天堂在线观看视频_免费观看AV一级毛片_午夜成人亚洲理伦片在线观看

CN
Position: Home >> Application >> Blasting
Engineering machinery

2222-2ef82

Engineering machinery
Machinery cleaning can remove the rust,welding spatter and the oxide skin on the workpiece,eliminate
the welding stress,and increase adhesion between antirust coating and the metal substrate thereby
enhancing the engineering machinery parts′ antirust quality.

 

點(diǎn)擊這里給我發(fā)消息