Gambar pondasi
Gambar bagean saluran
Area basement
20
m
2
(
20000000
mm
2
)
Area siji ventilasi
0.012
m
2
(
12272
mm
2
)
Total area ventilasi
0.061
m
2
(
61359
mm
2
)
Jumlah udara
5
samubarang
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