Shape memory alloy wires can increase the critical temperature of the beam, and also can restrain thermal buckling occurring or make the post-buckled beam back to initial equilibrium states.
形状记忆合金丝还能提高梁的热屈曲临界温度，抑制梁热屈曲的发生或使已发生热屈曲的梁回复到原来的平衡状态。
When the utility model is used, the buckle (3) can be opened firstly, a clothes hanger with clothes is hung on a clothes airing rail or a wire (4), and then the buckle (3) is buckled.
在使用时，先打开搭扣（3），将带有衣物的衣挂挂在晾衣横杆或金属线（4）上，再将搭扣（3）扣上即可。
The sliding block is further provided with a metal buckling sheet of which the hook part can be buckled with a groove on the butting connector in order to fix the butting connector.
滑块上还进一步设置了金属扣片，金属扣片上的勾部可以与对接连接 器的凹槽相扣合以固定对接连接器。
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