Reservoir calibration method is especially important for accurate identification of thin sand layer.
要准确识别薄砂层，层位标定方法就尤为重要。
The photographs actually show sand dunes coated with a thin layer of frozen carbon dioxide, or dry ice, less than 240 miles from the planet's north pole.
这张图片实际显示的，是距离火星北极不足240英里的沙丘上覆盖的一层薄薄的冰冻二氧化碳、或干冰。
Concrete shape after a few days, the surface is a thin layer of massive fall off, tight get peeling bottom often have "rise sand" phenomenon.
混凝土成型几天后，表面薄薄的一层呈块状脱落，紧挨脱皮的底层通常还会有“起砂”的现象。
Tarim's Hade thin - sand reservoir which is named margin reservoir is a double - layer, super - deep, super - thin, super - low - abundance reservoir.
塔里木哈得薄砂层油藏双层、超深、超薄、储量丰度特低，被评价为边际油藏。
But for triple stratum foundation, if the top sand layer is relatively thin, piping is vertical. The damage zones are large in width and depth that expand to the sand layer and gravel layer.
当三层堤基浅砂层较薄时，将发生深层管涌破坏，管涌破坏区涉及浅砂层及下部砂砾石层，其宽度和深度较双层堤基大，出口涌砂量也较多。
Based on the study of sand body connectivity original fixed results, and explain the thin layer of the corresponding explanation of sand.
通过对砂体连通性的研究修正了原有解释结果，而且对研究区的薄层砂进行了相应的解释。
With the technique of integrated energy spectrum processing the complex wave, we may recognize the thickness of thin-layer sand and the existence of lenticular sand.
同时，利用积分能谱技术对其进行处理，可以识别出薄层的厚度变化及透镜体的存在。
In this raper, a model of continuous wall inserting in sand with a thin layer of grease as a slide surface has been loaded laterally in laboratory.
本文在模型实验基础上，采用有限元方法，对砂、软弱夹层和连续墙三种材料的组合结构进行了非线性分析。
In this raper, a model of continuous wall inserting in sand with a thin layer of grease as a slide surface has been loaded laterally in laboratory.
本文在模型实验基础上，采用有限元方法，对砂、软弱夹层和连续墙三种材料的组合结构进行了非线性分析。
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