U-shaped support 马蹄形支架
The U-heel (heel cup) is anatomically shaped around the heel and ankle to provide support and stability.
u型鞋跟(鞋跟杯)符合人体解剖学形状，紧包着脚跟和脚踝，以提供支撑性和稳定性。
Through the structural mechanics analysis of U-shaped steel support widely used in soft-rock supporting, the author has found out the failure causes from the support structure itself.
目前软岩支护问题突出，在一些软岩巷道中，用于支护的u型钢支架破坏比较严重，本文对支架进行了结构力学分析，并从支架自身结构方面对破坏原因进行了分析。
The equipment is mainly used for the shaping work of U-shaped steel arch support when it deforms, distorts or partial damages, to increase the number of profiles in the re-use.
该设备主要用于U型钢拱形支架使用后发生变形、扭曲或局部破损的整形工作，以增加型材的复用次数。
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