一、前言在无产阶级专政理论学习的热潮中,我厂职工为了消除汞害,提高测试技术,改变仪表生产测试手段的落后状态,在上海机械学院工农兵学员的配合下,大搞科学实验,经过反复 I. Preface In the upsurge of theoretical study of the dictatorship of the proletariat, in order to eliminate the harm of mercury and enhance the testing technology, the workers in our factory have changed the backwardness of the instrumentation production test methods. With the cooperation of workers, peasants and soldiers of Shanghai Mechanical Engineering Institute, After repeated