问题描述:
[单选]
对硅酸盐水泥的分类,下列选项正确的是()。
A.42.5,42.5R,52.5,52.5R,62.5
B.32.5,32.5R,42.5,42.5R,52.5,52.5R
C.42.5,42.5R,52.5,52.5R,62.5,62.5R
D.32.5,32.5R,42.5,42.5R,52.5,52.5R,62.5,62.5R
参考答案:查看无
答案解析:无
☆收藏
答案解析:无
☆收藏
上一篇:水泥的细度对水泥的影响包括()。
下一篇:墙、柱的高厚比验算应满足()。
- 我要回答: 网友(18.221.61.135)
- 热门题目: 1.在制配混凝土时,一般取水泥等 2.砌体结构的缺点为()。 3.平面力系平衡条件可用于()。