常見(jiàn)例句雙語(yǔ)例句The bauxite deposits are formed in shallow paralic environment and belong to transgressive and regressive alternating facies.成礦作用系多期、多階段、多成因，屬海進(jìn)海退交互期淺濱海環(huán)境形成的沉積鋁土礦床。 返回 paralic environment