rayjayli wrote:家裡的浴室決定要裝一台暖風機,可是要在牆上洗一個洞,問題是如果洗到鋼筋的話~會不會影響結構安全?
rayjayli wrote:家裡的浴室決定要裝一...(恕刪)
lbc wrote:要看情形,如果是直立...(恕刪)