低碳钢的碳含量为()
低碳钢的碳含量为()
A、0.0218%~2.11%
B、2.11%~4.3%
C、0.25%~0.60%
D、0.008%~0.25%
正确答案:0.008%~0.25%
Tag:低碳钢
时间:2024-05-21 22:05:07