sand
【运输】砂滤器、在松散的过滤材料内
sand filter, comprising loose filtering material
暂无补充释义。
相关词条
Vicia villosa Roth;hairy vetch;sand vetch
dug well development (pumping away sand)
brain sand
sand viper
asphaltic sand【地质】;bituminous sand【地质】
leg-hoisting sand
diverting water for sluicing sand【农工】