发布时间:2025-01-31 05:11:10
基础做一个评定,基础以上也做一个评定.基础3组,主体结构6组,小于10组的采用非数理统计进行评定.
平均值≥规定混凝土强度×1.15
还要满足 最小值≥规定混凝土强度×0.95
基础强度例如:20 ;25 ;20
平均值21.7
21.7≥15×1.15
20≥15×0.95
cad画好了图怎么上色 比如下面的这个五角星 想来一个光源什么的
2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10我是广州的我想去北方旅游坐火车或者飞机要带一种药需要存放在08度的温度下请问我应该如何保冷
2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10 2025-01-31 05:11:10