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- Keywords Qiaotou sandstone body;fluvial environment;coal-accumulation processes;Taiyuan Forma-tion;Fugu -Baode mine;Hedong coalfield; 桥头砂岩;河流环境;聚煤作用;太原组;府谷-保德矿区;河东煤田;
- Qiaotou sandstone 桥头砂岩
- Roll deposits cut across sandstone bedding. 卷型矿床切穿砂岩的层理。
- Sand was deposited which hardened into sandstone. 沙经沉积固结形成沙岩。
- The sandstone and shale units are of the same age. 砂岩和页岩单元是同时的。
- The sandstone shows a more persistent oscillation. 砂岩表示一个更为持久的扰动。
- This channel is filled with cross-bedded sandstone. 该河边充填着具交错层理的砂岩。
- These sandstone bodies form elongate lenses. 这些砂岩体形成伸长的透镜体。
- A house built or faced with brownish-red sandstone. 褐砂石房屋用褐砂石建的或用褐砂石糊表面的房屋
- A stone similar to this kind of sandstone. 蓝矾一种与蓝砂岩相似的石头
- And its spectacular sandstone topography. 以丹霞地貌著称于世。
- Sandstone is our most recently developed product. 砂岩是我司开拓的新产品。
- Houses in the area are built of sandstone. 这个地区的房屋都是用砂岩建的。
- The sandstone shows a more persistent oscillation . 砂岩表示一个更为持久的扰动。
- The turbidite sandstone is mainly thick-bedded. 浊积体以厚层块状为主。
- Gritrock is siliceous sandstone. 粗砂岩是硅酸砂岩。
- The Glauconite Sandstone is a persistent stratigraphic unit. 海绿石砂岩是一个稳定的地层单元。
- A coarse hard sandstone used for making grindstones and millstones. 砂石一种用来做磨石或石磨的粗而硬的砂石
- The answer is the same if the limestone overlays the sandstone. 当灰岩盖在砂岩上时，系数是相同的。
- The limestone, sandstone and shale of this area were soft. 这个地区的灰岩、砂岩和页岩都是很柔软的。
