Chinese translation for "underclay"

n.
【矿物】底黏土，煤屑底黏土层。

Similar Words：

"undercharging" Chinese translation, "undercity" Chinese translation, "underclad" Chinese translation, "underclass" Chinese translation, "underclassman" Chinese translation, "underclay limestone" Chinese translation, "undercleaning" Chinese translation, "underclearance" Chinese translation, "underclearance parameter" Chinese translation, "underclerk" Chinese translation