钢与生铁的区别在于其含碳量值应小于（）。 -题库考试答案搜索网

钢与生铁的区别在于其含碳量值应小于（）。

单选题

2021-07-17 23:23

A、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-font-kerning: 1.0pt; mso-bidi-font-family: ">4.0% </span>
B、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-font-kerning: 1.0pt; mso-bidi-font-family: ">3.5% </span>
C、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-font-kerning: 1.0pt; mso-bidi-font-family: ">2.5%<span style="mso-spacerun: yes"></span></span>
D、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-font-kerning: 1.0pt; mso-bidi-font-family: ">2.0%</span>

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正确答案

D

试题解析

标签：土木工程高起本土木工程材料 2019级第5学期期末考试

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