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。
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