介绍用灵敏电流计测量高电阻的原理和方法；
The measuring principle and method of higher resistance with the sensitive galvanometer are introduced.
通过灵敏电流计光标的偏转角度显示温度的变化。
The temperature change is displayed by the deflection degree of cursor of galvanometer.
介绍了光针式教学灵敏电流计的工作原理和制作方法。
The working principle and the fabricating method of the light-pointer teaching galvanometer are introduced.
是什么原因引起灵敏电流计的指针发生偏转？什么情况下它偏转的角度最大？
What causes the galvanometer to move? What situation makes the galvanometer deflect the most?
摘要分析了光点复射式灵敏电流计内阻测定中误差产生的原因，提出了改进方法。
In this paper , the main reasons resulting in the errors in measuring the inner resistances of microdetector are analysed , and the improved method are put forward.
本文通过对测量灵敏电流计内阻实验误差的分析，给出一种有效的减小内阻测量误差的方法。
This paper presents a method for reducing detecting error of the internal resistance of sensitive galvanometer by analyzing its errors.
J0409型灵敏电流计适用于中学、中专等实验室测量直流电路中微小电流和微小电势差。
Sensitive Galvanometer, Model J0409, is suitable for the laboratories of middle schools and polytechnic schools to measure small electric current and electric potential difference.
J0409型灵敏电流计适用于中学、中专等实验室测量直流电路中微小电流和微小电势差。
Sensitive Galvanometer, Model J0409, is suitable for the laboratories of middle schools and polytechnic schools to measure small electric current and electric potential difference.
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