In this peper,the author offers a different point of view about pointer balance stated in the state s current testing standards JJG 118-86, and makes an analysis on the unreasonability of the testing system as stated in the standards in evaluating pointer balance of high precision microkators.
本文对现行国家检定规程ＪＪＧ１１８—８６中关于“指针平衡”的概念提出了不同观点，分析了该规程提供的检定方法在评定高精度扭簧比较仪指针不平衡时所存在的问题。
This text introduces using a research for the machine replaces the transistor milli-form is used as the equilibrium indicator in bridge in alternate current and its superiorsities.
介绍用示波器代替晶体管毫伏表作为交流电桥平衡指示器的研究及其优越性。