本文主要阐述扭簧表指针不平衡所引起的示值误差变化，具体分析了由于仪表在使用中安装位置不同及指针所处刻度不同的示值误差变化，并对现行国家标准的有关规定提出了修改和补充意见。附图4幅、表1个 This paper mainly expounds the change of indication error caused by the imbalance of the torsion spring pointer, analyzes the change of indication error due to different installation positions of the instrument in use and the different scales of the pointer, and puts forward the relevant provisions of the current national standards Modify and add comments. Figure 4, Table 1