假定我们在干电池两端接上伏特计。
灵敏度由于扩大而增强的伏特计。
A voltmeter whose sensitivity is increased by amplification.
伏特计是用来测量电压的仪表。
The voltmeter is an electrical instrument for measurement of voltage.
假定我们在干电池两端接上伏特计。
能够以数字显示的电伏特计。
选择伏特计的最低量程。
闭合通道，利用一个灵敏的伏特计测量电压。
Close the channel and measure the voltage with a sensitive voltmeter.
三刀开关最早用于切换伏特计保护及信号线路。
The three-pole switch was originally used to switch a voltmeter guard along with the signal lines.
为了监测输出电压，将一个伏特计与负载电阻并联在一起。
To monitor the output voltage, a voltmeter is connected in parallel with the load resistance.
例如，系统的总时间中还包括了伏特计的触发时间和测量时间。
For example, the voltmeter trigger time and measurement time would also be included in the total system time.
讨论了用伏特计代替电位差计测电源的电动势和内阻的新方法。
A new method of measuring electromotive force and internal resistance of source using voltmeter instead of potentiometer was studied.
在定量探测上，模拟有测量工具，例如尺子、码表、伏特计和温度计。
For quantitative exploration, the simulations have measurement instruments available, such as a ruler, stop-watch, voltmeter and thermometer.
应至少在每次换班时用直流电伏特计检查一次漏涂检测仪以确保其准确度。
The holiday detector shall be checked with a DC voltmeter at least once each shift to ensure accuracy.
偏移电压会导致施加到被测装置的激励发生误差，或者使伏特计的测量值发生误差。
The offset voltage will cause an error in the applied stimulus to a device under test or the value measured by the voltmeter.
输出触发可被连接到一个测量装置，例如伏特计。这样能够确保在开关触点完全稳定之后再进行测量。
The output trigger may be connected to a measuring device, such as a voltmeter. This will ensure the measurement is not made until the switch contacts have fully settled.
当一个未知的信号被连接到测量装置时，例如伏特计或安培表，测量准确度则几乎完全由测量装置决定。
When an unknown signal is connected to a measuring device, such as a voltmeter or ammeter, the measurement accuracy is almost entirely determined by the measuring device.
我们需要记住的是任何伏特计都是一台高阻抗设备并且一个理想的伏特计是不从被测试的电路分出电流的。
It must also be remembered that any voltmeter is a high-impedance device and that an ideal voltmeter draws no current from the circuit being tested.
主要结构有：电磁铁和恒流电源、数字式高斯计(霍尔效应)、安培计和伏特计、配有照明系统的控制盘。
The main structure have: Electromagnet and Heng galvanism source, numerical type Gauss account (the effect of Huo er) and ammeter and volt account, have control dish of illuminate the system.
如果负载电阻被直接连接到伏特计的输入端子，通过继电器触点的电流会产生电压降，测得的电池电压将存在误差。
If the load resistor was connected directly across the voltmeter input terminals, the current through the relay contacts would cause a voltage drop and the measured cell voltage would be in error.
如果负载电阻被直接连接到伏特计的输入端子，通过继电器触点的电流会产生电压降，测得的电池电压将存在误差。
If the load resistor was connected directly across the voltmeter input terminals, the current through the relay contacts would cause a voltage drop and the measured cell voltage would be in error.
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