图4 - 47是四点同线探针用于电阻率测量的配置图。

Figure 4-47 is a diagram of four - point collinear probe setup for resistivity measurements.

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图4 - 47是四点同线探针用于电阻率测量的配置图。

Figure 4-47 is a diagram of four-point collinear probe setup for resistivity measurements.

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与四点同线探针法一样，如果样品电阻和电压表的绝缘电阻（电压表的公共端到地）是同一数量级的，就可能需要使用差分测量。

As with the four-point collinear probe method, a differential measurement may be required if the sample resistance is of the same magnitude as the isolation (meter common to ground) of the voltmeter.

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