介绍无源定位的方法，对于无源定位和误差分析极有帮助。-Introduced the method of passive location, location and error analysis for the passive extremely helpful.

本文首先介绍 ELF 文件格式规范，然后结合一个简单的 C 语言程序，分析编 译、链接后生成的可重定位、可执行格式实例。 -This paper describes the ELF file format specification, and then combined with a simple C language program analysis is compiled and linked to generate the relocatable, executable format