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夏比“V”型“U”型由于缺口形状尺寸不同,使根部应力、应变状态不同、弹性约束力不同,从而影响了材料脆性。
The Charpy “V” type “U” type has different size and shape of the notch, which makes the root stress and strain state different, different elastic binding force, thus affecting the material brittleness.