The pretightening force of FRP construction bolt joint has been researched in the theory of bolt washer stress.

应用螺栓-垫圈应力理论对FRP结构搭接点预紧力进行了研究。

youdao

Moreover, the characteristics and key points in construction of tubular rock bolt are presented in this paper.

此外，文章还对管式锚杆的特点及施工要点进行了分析和论述。

youdao

This paper analyzes the problems appearing in the bolt support construction of coal roadway, and advances some solving measures.

分析了煤巷锚杆支护施工中出现的问题，提出了相应的解决措施。

youdao

Every steel beam, every piece of rebar, and every bolt was handled with respect as the construction workers knew full well what they were a part of.

FORBES: A Tour Of One World Trade Center