指示某地下曲流沙坝的一幅岩层钻孔图像。
A borehole image of rock layers indicating an underground point bar.
根据钻孔和地震图像建立的德克萨斯州北部某气田中的曲流沙坝模型。
Point bars modeled in a North Texas gas field on the basis of borehole and seismic images.
对某河曲进行说明的三维示意图，河的一岸正在形成曲流沙坝，另一岸正在受到浸蚀。
Three-dimensional diagram illustrating a river meander with a point bar being formed on one bank and erosion occurring on the other bank.
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