短信通道协议网关客户端设计与实现，客户端功能实现 界面设计与数据库连接操作控制-The short message passage agreement gateway customer holds design and realization , the customer holds a function realizing an interface designing the operation under the control of linking with the data base

三角网是由一系列连续三角形构成的网状的平面控制图形，是三角测量中布设连续三角形的两种主要扩展形式，三角插值计算，等值线绘制-Triangle network is composed of a series of triangles mesh plane control graphics, is arranged in a continuous triangle triangulation two main extended form, trigonometric interpolation ca

运行pingchajisuan即可平差解算平面控制网，解算位置点坐标及解算精度，和误差椭圆信息-it is useful,thanks