热轧带钢在经过粗轧机组轧制后，头尾会出现舌头形、鱼尾形等缺陷，且头尾温度往往偏低。

Generally speaking, the head and tail of the hot strip will bring out tongue type and fish tail type bug and its temperature will be usually lower when it passes through the roughing mill.

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热轧带钢在经过粗轧机组轧制后，头尾会出现舌头形、鱼尾形等缺陷，且头尾温度往往偏低。

Generally speaking, the head and tail of the hot strip will bring out tongue type and fish tail type bug and its temperature will be usually lower when it passes through the roughing mill.

youdao