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低碳钢的含碳量()。

单选题
2021-12-22 14:12
A、<0.25%
B、0.25%~0.60%
C、>0.60%
D、>0.25%
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正确答案
A

试题解析
碳素钢中低碳钢的含碳量为<0.25%。

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