本文探讨亏秩自由网的几种常用解法的分区平差原理，提出了几种分区平差方法。
This paper deals with the principles of several solutions used generally in the partitioning adjustment of a free network with rank-defects, and several adjustment methods are suggested.
本文探讨亏秩自由网的几种常用解法的分区平差原理，提出了几种分区平差方法。
This paper deals with the principles of several solutions used generally in the partitioning adjustment of a free network with rank-defects, and several adjustment methods are suggested.
应用推荐