常见例句雙語例句Under the control of alluvial-proluvial deposition, Jiujialu Formation consisting of claystone (mudstone) , bauxitic rock, bauxite, ferruginous rock formed in it.負地形中沉積了由粘土巖、鋁土巖、鋁土鑛、鉄質巖及赤鉄鑛等組成的九架爐組。 返回 bauxitic rock