得出该地区的构造几何模型为管状。

This paper get the region's tectonic geometry model tube.

youdao

为了构造合适的长度，需要具备一些三角几何学的知识。

To construct the correct lengths some knowledge of triangular geometry is necessary.

youdao

为了构造合适的长度，需要具备一些三角几何学的知识。

To construct the correct lengths some knowledge of triangular geometry is necessary.

youdao