以《张涿高速公路1∶2 000数字地形图及数字高程模型项目》为例介绍了一种山地高程控制测量的方法,为带状地形测区提供了一种有效的高程控制测量方法。 更多还原
【Abstract】 A method of vertical control surveying in mountainous area and relevant accuracy parameters will be introduced at the example of Zhangzhuo Highway 1∶2 000 Digital Topographic Map and Digital Elevation Model Project,which can be applied to belt topographic map surveying. 更多还原