cross-sectional area
【机】 干壕排水
area drainage
暂无补充释义。
相关词条
LA50, lethal area 50
green area, green space
widespread pollution from the overuse of fertilizers and pesticides in rural area
quarantine area
frontal area
patch area
busy shopping centre【贸易】;busy street【贸易】;downtown area【贸易】