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U shaped steel U型钢
u-shaped steel beam u型钢梁
u-shaped steel plate 软钢u型带片
U shaped steel sheet U形钢板
For production of final 800 alloy U-shaped steel tubes used for steam generator heat-conduction, surface shot-blast treatment is a must.
表面喷丸是生产800合金u型蒸汽发生器传热管成品必不可少的处理工序。
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。
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。
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