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The size effect in steel is attributed mainly to the grain size of the material.
钢内的尺寸效应主要认为是由于材料的晶粒尺寸造成的。
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Grain size had some effect on the rate of crack propagation.
晶粒尺寸大小对裂纹扩展速率也有影响。
youdao
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Grain size had some effect on the rate of crack propagation.
晶粒尺寸大小对裂纹扩展速率也有影响。
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