exte ion bar 加长杆
te ion bar iron mould 拉力棒铁模
ion-footer-bar 页脚栏
ion-header-bar 标题栏
figured bar ion 小型钢
Due to harmful ion corrosion, concrete carbonizing and steel bar rusting, it result in concrete structure peeling, peel-ing and danger to the structure safety.
由于有害离子侵蚀，混凝土碳化，钢筋锈蚀等方面原因，致使渡槽排架混凝土产生裂缝、剥落，严重危及着渡槽的安全运行。
All ki nds of welding technology of reinforcing steel bar common used widely in construct ion projects are introduced in the paper, including their theory, characteristicstic s and applied situation.
主要介绍了土建工程中常用的各种钢筋焊接技术的原理、特点和应用状况。
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