conductograph

例句：

1. 2.
   用于测量电流的
2. 3.
   用于测量电阻的
3. 1. The conductograph measures the resistance of a wire.
   电导计测量导线的电阻。
4. 2. The engineer used the conductograph to check the accuracy of his calculations.
   工程师使用电导计检查他的计算的准确性。
5. 3. The teacher explained how to use the conductograph to measure the current flowing through a circuit.
   老师解释了如何使用电导计来测量通过电路的电流。