【Key words】 steel concrete composite beam; steel structure; system transform; shearing key
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Roughness of joints is one of key factors influencing shearing property of rock joints.
节理的粗糙性是影响岩石节理剪切力学特性的重要因素。
The shearing work of two mutually twisted flat screw wires is a key link in the design of rhombic metal mesh weaving machines.
两根互绕扁螺旋钢丝的剪切作业是菱形金属网编织机设计中的关键一环。
In consideration of poor working conditions of shearing pump, in order to extend its service life, the company is very strict with and has very special requirements for purchasing of key components.
本公司考虑到剪切泵工作环境恶劣，为延长其使用寿命，对关键配件的选购均有特殊要求。
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