The mathematical model of unsteady one-dimensional and plane two-dimensional flow-sediment in continental sediment-laden river is created in this paper.
本文建立了内陆性多沙河流水沙运动的非恒定一维及平面二维数学模型。
参考来源 - 内陆性金沙河流非恒定一维和平面二维水沙运动数值模拟·2,447,543篇论文数据，部分数据来源于NoteExpress
The Hurricane Imaging Radiometer can measure not only directly under the plane, but also out to each side, providing a two-dimensional picture of storm structure.
飓风成像辐射计不仅可以直接装在飞机底部，还可以装在飞机两侧，它测量的数据可以提供风暴结构的二维图像。
Map projection in cartography is a way to present a two-dimensional curved surface on a plane, such as a normal map. Figure 2 shows a Traverse Mercator projection.
绘图法中的地图投影方法可以在平面中表示一个两维的曲面，例如一个标准地图。
The plane is two dimensional in points.
平面在点几何中是二维的。
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