The surface network cracks are obviously intergranular located at the boundaries of abnormally large prior-austenite grains.

在大方坯连铸中，经常出现的缺陷是表面网状裂纹。

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The surface network cracks are obviously intergranular located at the boundaries of abnormally large prior-austenite grains.

在大方坯连铸中，经常出现的缺陷是表面网状裂纹。

youdao