关于我国天文大地网重新平差的思考

ON THE READJUSTMENT OF ASTRO-GEODETIC NET OF THE PEOPLE'S REPUBLIC OF CHINA

本文首先概述了国外大地网平差的现状和我国1954年北京坐标系局部平差及1980年国家大地坐标系整体平差情况,然后论述了我国天文大地网重新平差的必要性,最后,提出了重新平差的初步设想和建议。

This Paper briefly introduces the present to the external geodetic net adjustment and the situation in Chinese 1954 Bejing coordinate system adjustment as a part and 1980 national geodetic coordinate system adjustment as a whole, then describesessentiality in Chinese astro-geodetic net readjustment, finaly proposes tentative idea and suggests on the readjustment.