砾 组词

砾 组词

飞沙走砾

砾石

lìshí

[gravel; whestone] 碎小石块

砾石屋面

lìshí wūmiàn

[gravel roofing] 在沥青面层上嵌有砾石的组合屋面层

砾岩

lìyán

[conglomerate; conglomeration] 由水冲岩块的磨圆碎块固结而成,或卵石经硅质或泥质物胶结而成的岩石