摘要
本文从理论上对测量放大器的主要性能指标作了较详细的分析与论证，提出了测量放大器实际应用中存在问题的解决方法，并给出了一些经实际应用性能反应良好的测量放大器典型电路设计方案．
The paper makes a detailed analysis and demonstration for the main characteristics of the measurementin-amplifier,and the method of solving the applied problems of measurement-amplifier are presented,and some disign plan of typical application circuit of good proprety in application is given.
