从全电路欧姆定律出发，对指针式欧姆计量程中段的精确测量范围作出了定量的分析和证明。
According to the ohm law of the whole circuit, the accurate centre on analogue ohmmeter are quantitatively analyzed.
本文论述了要正确理解全电路欧姆定律以及各个物理量之间的关系，并举例说明如何应用全电路欧姆定律解决实际问题。
In this paper, more examples are given to explain how to apply Ohms law of whole circuit and real problems are solved.
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