900 342
43
133
32108
170
50
30 59 25@7=175
218
26
31
270
192
48
20
100
56
210
2FL
25
27
25
80
48
746 120
1:3水泥粉光上刷水泥漆
1:3水泥粉光上刷水泥漆
10
10 30
288
288
樓梯剖面圖1:30
204
40
10
88
10
0 18*8=144
1:3水泥粉光上刷水泥漆
50 100
308
326
1:3水泥粉光上刷水泥漆
硬木扶手10*10
1FL
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