钢与生铁的区别在于其含碳量值应小于（）。 - 查题网

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成人高等教育 / 建筑材料

正确率：100%

钢与生铁的区别在于其含碳量值应小于（）。

A、
4.0%
B、
3.5%
C、
2.5%
D、
2.0%

积分

建筑材料

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