In the construction of CCTV main building bedplate, the shape steel brackets are used as supports for upper steel reinforcement according to some special characteristics of the bedplate.
CCTV主楼底板施工中，针对底板厚度大、钢筋特殊等情况，选用型钢支架作为上层钢筋支撑，保证了底板施工的安全。
This paper expounds the performance features of W-shape steel strip, and introduces the reinforcement technique adopted in the case that the lining thickness of railway tunnel is insufficient.
阐述了W型钢带的性能特点，介绍了W型钢带在铁路隧道衬砌厚度不足情况下的补强加固技术。
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