英汉词典

1.The Shishan and Fengshan deposits, two main ore deposits in the Yimen copper ore district, were long considered to be of terrigenous metamorphosed sedimentary origin.

长期以来，云南易门铜矿区中的狮山和凤山铜矿床被认为是陆源沉积变质成因。

2.As cement, authigenic mineral or vein, dawsonite is found not only in Marine dolomite and oil shale, but also in terrigenous fragmentary rock and coal measures.

片钠铝石作为胶结物、自生矿物或脉体，不仅分布在海相白云岩、油页岩中，而且还广泛分布在陆源碎屑岩及煤系地层中。

3.What does the terrigenous sediment consist of?

陆源沉积物是由什么组成的？

4.Fangniushan quartzite series consist of coarse terrigenous clastic rock which has been suffered the metamorphism of low green schist facies, contact lines of its top and base are distinct.

放牛山石英岩系为经低绿片岩相变质的粗陆源碎屑岩。顶、底界线清晰，与下伏太古宙变质花岗岩系及上覆中元古界熊耳群均呈角度不整合接触。

5.The geochemical characterizes of metamorphic detrital rock show their source rocks were terrigenous detrital rocks .

岩石的地球化学特征表明其原岩为一套陆源碎屑岩。

6.The volcanic rocks associated with the terrigenous elastic rocks and intrabasinal sedimentary rocks predominate in the Devonian strata in the Ashele and Chonghur regions, Xinjiang.

新疆阿舍勒、冲乎尔地区泥盆纪地层以火山岩为主，伴有陆源碎屑岩和内源沉积岩。

7.The distribution pattern is also strongly affected by the sediment type, and radiolarian abundance and diversity decrease with the increase of grain size and terrigenous material input.

沉积物类型极大地影响着放射虫的分布，放射虫的丰度和分异度明显地随粒度的增大和陆源物质含量的增加而减小。

8.The extremely poor mineralization occurred in the late clastic sedimentary stage, and corresponds to the sedimentation process of the terrigenous clastics.

在晚期碎屑沉积阶段，主要表现为陆源碎屑沉积作用，成矿作用相对甚弱。