释义
n.
(in surveying)the tracing and measurement of a series or network of triangles in order to determine the distances and relative positions of points spread over a territory or region, especially by measuring the length of one side of each triangle and deducing its angles and the length of the other two sides by observation from this baseline
（测绘用语）三角测量（法）。
formation of or division into triangles
三角形划分。
〈主美〉（政治用语）在左右两翼之间做平衡的努力，力图左右逢源之举，两面讨好之举。
