A.50mm B.300mm C.150mm D.250mm
A.98%、95%、95%、87%、92% B.97%、95%、95%、88%、92% C.98%、96%、92%、88%、95% D.97%、96%、92%、87%、92%
A.門窗洞口處 B.縱橫墻交界處 C.窗間墻處在 D.十字墻處