该装置通过单盘天平可计算出安培力，并与电流计所示值及裸导线长度做比较，得出定量的结论。
Comparing with the reading of ammeter and the length of the bare wire, quantitative conclusion is obtained.
该装置通过单盘天平可计算出安培力，并与电流计所示值及裸导线长度做比较，得出定量的结论。
Comparing with the reading of ammeter and the length of the bare wire, quantitative conclusion is obtained.
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