Measuring tiny mass by using amperemeter

用電流表測微小質量

Amperemeter inner resistance measure experiment method in teaching material analyses the system error and experiment method can be ameliorated.

對教材中電流表內阻測量實驗方法分析其系統誤差，從而對實驗方法進行改進。

To study the influence of Qi blood change on the functions of the acupoints, self made acupoint volt amperemeter is employed to dynamically measure the volt ampere curve in 25 university students after blood donation.

為研究人體氣血變化對穴位功能、特性的影響，以自制智能型經穴伏安特性檢測儀，動態測定25名獻血后大學生穴位伏安曲線。

And this paper introduces the flexible shunt structure of amperemeter in order to let students use amperemeters correctly.

為了讓學生正確使用電流計，介紹了電流計的分流器結構。

Symbols for balancing machines and associated instrumentation Study of feasibility to calibrate pincer Amperemeter with Ampere-turn equilibrium principle

GB/T9238-1998平衡機及其儀器儀表用圖形符號采用安匝平衡原理校驗鉗形表可行性探討

The error analysis in the measurment of amperemeter resistance with the substitute method

半偏法測表頭內阻的誤差分析

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.

并補充說明了為什么對電流計機械調零時應使外電阻等于電流計的臨界電阻。