steel bar是什么意思

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Main introduction of this arcticle is key parts with external prestressing structure,tendon and steel bar、external prestressing deviator、external prestressing anchor system,and the prospects of external prestressing in engineering is pointed out.

主要介绍了体外预应力结构的关键部位,包括体外预应力筋和普通钢筋、体外预应力转向块、体外预应力锚固系统等,并指出了体外预应力在工程中的发展前景。

Problem worth attention during forming structural calculation model, determining roof beam board calculation mode and taking calculation param eters in structural design of conventional armored concrete are introduced brief ly and relevant treatment methods and requirements are put forward.

简要介绍了普通钢筋混凝土结构设计中结构计算模型的建立、梁板计算模式的确定以及计算参数的取值等几方面应注意的问题,提出了相应的处理方法和要求。