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把测试探针连接到插头1和2，并记下欧姆表读数。Attach test leads to pins 1 and 2 and note ohmmeter reading.

把测试探针连接到插头5和6，并记下欧姆表读数。Attach test leads to pins 5 and 6 and note ohmmeter reading.

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这个小的电阻值通常用数字多用表或者微欧姆计来测量。This small resistance is normally measured with a DMM or a micro- ohmmeter.

用欧姆表在蓄电池负极端子检查接地情况。Check the ground connection with an ohmmeter at the negative terminal of the battery.

图1-18示出另一种形式的静电计欧姆计的基本电路结构。Figure 1-18 shows the basic configuration of an alternative form of electrometer ohmmeter.

用万用表来作电阻表使用时，你需要选择电阻量程。To get the multimeter to function as an ohmmeter , you will need to select a resistance range.

如果没有配置测试按钮，则可以采用欧姆表测试线路的完好性。If a test button is not supplied, the integrity of the circuit may be checked with an ohmmeter.

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欧姆计使用内部的电流源和静电计电压表来进行测量。The ohmmeter uses an internal current source and electrometer voltmeter to make the measurement.

把伏特表、安培表、欧姆表的功能集中在一个仪表内是比较方便的。It is convenient to include the function of a voltage ammeter and ohmmeter within one instrument.

欧姆表是测量电阻的一种仪表，它被广泛地应用在电气工程中。An instrument for measuring electric resistance, the ohmmeter is widely used in electrical engineering.

人们把伏特表，安培表，欧姆表集中在一只仪表内是非常方便的。It is convenient to include the functions of a voltmeter , ammeter, and ohmmeter within one instrument.

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.

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图1-24所示的脉冲驱动模式使微欧姆计能够消除被测未知电阻上的寄生偏置电压。The pulsed drive mode, shown in Figure 1-24, allows the micro- ohmmeter to cancel stray offset voltages in the unknown resistance being measured.

制作欧姆表透射投影教具，可便于结合投影仪进行欧姆表测量原理的教学。Making transmission projection experimental realia of Ohmmeter is convenient for teaching Ohm-meter measurement principle with the aid of projector.

既然通断性测试往往涉及到多导线装置，因此利用一套开关系统将欧姆表自动连接到每根导线就非常有用。Given that continuity testing often involves multi-conductor devices, a switch sys tem is useful to connect the ohmmeter to each conductor automatically.

通断性检查需要测量低阻，因此通常使用4线欧姆表进行测量，从测量值中消除测量线和开关电阻。Continuity checks require measuring low resistance, so a four-wire ohmmeter is normally used to eliminate lead and switch resistance from the measurement.

从分析实际欧姆表测电阻全过程的误差出发，导出测量不确定度的算式，最后得出表尺最佳段范围。Analyzing the error of ohmmeter in measuring resistance, the measurement formula of uncertainty is derived, and the best measuring range of ohmmeter is obtained.

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因此谨慎的做法是定期地用静电计欧姆计来测量测试夹具和电缆的绝缘电阻，以保证其完整性。Therefore, it's prudent to measure the insulation resistance of the test fixtures and cables periodically with an electrometer ohmmeter to ensure their integrity.

采用恒流法，可以使用静电计电压表和电流源或者只使用静电计欧姆计来测量高电阻。High resistance measurements using the constant-current method may be made using either an electrometer voltmeter and current source or just an electrometer ohmmeter.

使用具有四端测量能力的欧姆计，以避免在测量结果中计入引线电阻。An ohmmeter with four-terminal measurement capability is used to prevent lead resistance from being added to the measurement. The source terminals are connected on either end of the contact pair.