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介绍了设计的U型钢三心拱形可缩性扎角支架的一种新方法,其基本思路是把U型钢搭接弧按扇形几何关系计算,通过现场实际检验,此方法可行。
This paper introduces a new method of designing U-shaped steel three-center arch retractable bracing brackets. The basic idea is to calculate the lapped arc of U-shaped steel according to the fan geometric relationship. This method is feasible through the field test.