冷脆性是指随着温度的降低，金属材料强度有所增加，而韧性下降这一种现象的称呼。
无冷脆性，形状和尺寸的热稳定性也很好，使用寿命可以长达50年。
Does not have cold shortness, the shape and the size thermostability very is also good, the service life may for 50 years.
提出在有防爆要求的场合下，利用前混合磨料水射流冷切割技术对混凝土等脆性材料进行切割。
To meet the occasion that has the requirement of explosion proof, the cold cutting technology of premixed abrasive water jet was proposed to use in the cut of brittle materials such as concretes.
空冷后高温回火产生回火脆性。
However, a temper brittleness has appeared after high temper.
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