并补充说明了为什么对电流计机械调零时应使外电阻等于电流计的临界电阻.

并补充说明了为什么对电流计机械调零时应使外电阻等于电流计的临界电阻.的英文翻译

基本释义

• and it gives that the additional instruction of the reason about the outer resistance of amperemeter equals the critical resistance when you adjust the amperemeter to zero.