deltaic deposit

[地质] 三角洲沉积
常用释义
[地质] 三角洲沉积

例句

1·The middle Jurassic series Yanan Formation of in Lingwu coalfield is a lacustrine deltaic deposit.

灵武煤田的中侏罗统延安组含煤岩系为一湖泊三角洲沉积。