The refrigerator hinge axle and the hinge plate are linked by the riveting pressure.
电冰箱金属冲压铰链的轴与铰链板就是通过铆压变形连接在一起的。
Folding hinge and cap are made by stainless steel plate, the inner include standard garbage bags, a steel nets, and the other is a kind of is the plastic garbage bags can rotate.
折叠式的铰链和盖子都是由不锈钢板制作的，内层包含标准的垃圾袋，一种是钢板网，另一种是可旋转的塑料垃圾袋。
The negative plastic hinge line in the plate was evaluated by using variational approach, then an equation for calculating the ultimate load carrying capacity was developed.
首先利用变分原理确定板的负塑性铰线方程，继而推导出极限承载力的表达式。
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