问题
多项选择题
低碳钢在室温下的金相组织为（）
A.马氏体
B.铁素体
C.加珠光体
D.贝氏体
答案
参考答案：B, C
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低碳钢在室温下的金相组织为（）
A.马氏体
B.铁素体
C.加珠光体
D.贝氏体
参考答案：B, C
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