小比例尺专题地图计算机编制过程中的误差校正讨论──以1:800万亚洲地貌图编制为例

Some discussions about error correcting during computer aided compiling thematic maps of small-scale ──As a example, the relief map of Asia at scale of 1: 8, 000, 000

小比例尺地貌图的计算机编制工作是一项复杂的工程，其中数据精度的控制是难点也是重点，它不仅是衡量地图作品质量好坏的一个重要标准，也是制图工作能否顺利进行的重要保障。本文详细介绍了亚洲陆海大地貌图在计算机编制过程中的误差校正问题和所采用的有效进行误差校正的方法与具体实施过程。

computer aided compilation with small-scale relief map is a complicated piece of work. The control of the data precise is importance and difficulty. It is not only an important code to judge the map quality,but also important precaution to complete rnapping successfully. The paper introduces the error correction during computer aided compiling with Terra and sea relief map of Asia. some efficient methods of error correcting and detail applied process.