Even temperature variations are limited to the open surface and would not exist underground.
甚至气温的变化也局限于露天地表，而在地下则不存在这种变化。
The numerical solution of the shortest geodesic on open surface is given by spline function method, and computer drawing is discussed.
本文应用样条函数方法给出求解一般开曲面短程线的数值得的方法，进一步对计算机图形绘制进行了探讨。
It is found in the survey that the sliding surface has a three segments form, including sliding surface of forward edge, drawing open surface of back edge and shearing surface of inter part.
考察中发现，滑动面具有前缘滑移面、后缘拉裂面和中间剪断面的三段式形态。
It is found in the survey that the sliding surface has a three segments form, including sliding surface of forward edge, drawing open surface of back edge and shearing surface of inter part.
考察中发现，滑动面具有前缘滑移面、后缘拉裂面和中间剪断面的三段式形态。
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