房间面积是20平方,墙板长2.8米,宽0.61米请问这个房间总共需要多少墙板
2025-01-31 15:00:31 2025-01-31 15:00:31 2025-01-31 15:00:31 2025-01-31 15:00:31 2025-01-31 15:00:31 2025-01-31 15:00:31这张图的剖面线怎么画老师说是剖楼梯和阳台但是用天正时我就不知道该怎么剖了求大神教一下
2025-01-31 15:00:31 2025-01-31 15:00:31 2025-01-31 15:00:31 2025-01-31 15:00:31 2025-01-31 15:00:31 2025-01-31 15:00:31 2025-01-31 15:00:31 2025-01-31 15:00:31 2025-01-31 15:00:31 2025-01-31 15:00:31 2025-01-31 15:00:31