结果表明，冷扩张过程所引入的切向残余压应力能保持足够的强度，以对钢轨螺栓孔起到显著的防裂和止裂作用。
It is concluded that, the residual stress induced by cold expansion can maintain enough strength to prevent and retard fatigue crack initiation and growth in rail bolt hole.
该机主要用于包装装潢工业中的纸盒、纸箱、商标的模切、压痕和冷压凸清废等作业。
The machine is mainly used for the die-cutting, creasing and cold embossing stripping of the carton box, or label in packaging industry.
我订购了蔬菜卷饼，结果是冷切鸡，生蔬菜和奶酪压成的卷。
I ordered quesadillas, which came with cold sliced chicken, raw veggies and cheese that got melted when they pressed the wrap.
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