DC Electric Bridge Resistance Box and Potentiometer Intelligent Calibration System 直流电桥电阻箱电位差计智能检定系统
Installing a potentiometer to measure the voltage and the internal resistance of the dry battery 用自组电位差计测干电池电动势和内阻
Error Analysis and Compensation for Resistance Flan Scraping of Carbon Composition Film Potentiometer 精密合成碳膜电位器电阻体修刻误差分析及补偿
Improvement on the experiment of measuring the emf and internal resistance of the dry cell with potentiometer residual electromotive force of potentiometer 用板式电势差计测量电池的电动势和内阻实验的改进