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Sedimentary microface 沉积微相
The sedimentary rocks did not dome. 沉积岩没有形成穹丘。
Layers of sedimentary rock;a layer of warm air. 多层的沉积岩;热空气层
Sedimentary rock covering older crystalline layers. 沉淀岩覆在旧的水晶状层之上的沉积岩石
Sedimentary rock is the best place to find fossils. 沉积岩是找到化石的最佳地方。
Low-lying areas tend to be formed of granite or sedimentary rocks. 低洼地区大致上由花岗岩及沉积岩组成。
A rounded mass of mineral matter found in sedimentary rock. 混凝土发现于沉积岩中的圆形矿石块
The sedimentary rocks were originally reposited in the water. 沉积岩原来埋藏于水中。
Formed from matter deposited by water,as certain sedimentary rocks. 水成岩由水中沉淀的物质形成的，如某种沉积岩
Loose sediments may be changed into solid sedimentary rocks. 松散的沉积物可以变成坚硬的沉积岩。
The sedimentary members are largely turbidites of greywacke facies. 沉积岩的组成大部分为杂砂岩相的浊积岩。
A magnesia-rich sedimentary rock resembling limestone. 白云灰岩一种似石炭岩，富含氧化镁的沉积岩
Sedimentary rock composed of fine fragments,as of clay or mud. 泥质岩，黏土岩如粘土或湿泥等由细碎片构成的沉积岩石
A rounded massof mineral matter found in sedimentary rock. 混凝土发现于沉积岩中的圆形矿石块。
It is useful in discussing the nature of sedimentary deposits. 它在讨论沉积物的性质时是有用的。
A magnesia - rich sedimentary rock resembling limestone. 白云灰岩一种似石炭岩，富含氧化镁的沉积岩
Sedimentary rock composed of fine fragments, as of clay or mud. 泥质岩，黏土岩如粘土或湿泥等由细碎片构成的沉积岩石
The orebearing sequence is littoral-lagoon sedimentary facies. 层状、似层状铝土矿规模大、品位高,主要分布于豫西地区;
The geological componets are mostly sedimentary rock. 这一带的地质成分主要是沉积岩。
The sedimentary kaolin is a unique kaolin source in China. 沉积型高岭土是中国特有的高岭土资源。