Has a certain toughness, can cover small cracks and resist the slight vibration.
具有一定的韧性，可以覆盖细小的裂缝及抵御轻微震动。
At a certain fracture toughness value, fracture probability of weldments increases with increase of the local brittle zone size.
在一定的断裂韧度前提下，随着局部脆性区尺寸的增加，焊接热影响区的脆断概率增加。
1 at the same time the material used to have a certain degree of plasticity and toughness.
同时所用材料要有一定的塑性和韧性。
The toughness and strength of pure EP and modified EP were increased in a certain extent but the heat resistance was reduced when the reactive diluent was introduced into the systems.
活性稀释剂的加入能在一定程度上增韧、增强纯ep及改性ep，但两者的耐热性有所降低。
The toughness and strength of pure EP and modified EP were increased in a certain extent but the heat resistance was reduced when the reactive diluent was introduced into the systems.
活性稀释剂的加入能在一定程度上增韧、增强纯ep及改性ep，但两者的耐热性有所降低。
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