在螺栓受拉连接设计中，撬力作用对螺栓和连接件影响不可忽视。
In the design of steel structure bolted connections, the effects of the pry action on connected parts and bolts can not be neglected.
文章主要研究木材-钢夹板螺栓连接在顺木纹受拉时的承载能力。
The bearing capacity of bolted steel-wood-steel connections loaded parallel to grain is studied in this paper.
钢—混凝土组合梁是利用钢材宜受拉，混凝土宜受压的特点，将两种材料通过剪切连接件组合成为整体而共同受力的一种新型结构。
Steel-concrete composite beam is a new kind of structure, which combines steel and concrete to an integrity by the shearing connecting pieces and make them work together .
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