青娱乐国产av无码-成人av在线播放-呃啊嗯啊大鸡巴视频-国产精品三级黄色小视频

CN
Position: Home >> Application >> Blasting
Steel structure

2222-e972f

The steel structure
Steel structure , H section, C section, Angle steel etc. are widely used in modern construction industry.
However, they should be used after eliminates the rust or oxide skin so that to get a good anti-corrosion
property and aesthetics.

 

No.288 Center Avenue,Mengshui Zhoucun Zibo Shandong China
0533-6881107/6881687
taa-abrasive@taa.net.cn
版權所有 ? 淄博大亞金屬科技股份有限公司2018
技術支持：天舞傳媒
魯ICP備11019088號-4
點擊這里給我發(fā)消息