There is at least one piezoelectric element incorporated in the package or device and the piezoelectric element generates a source of voltage when it is activated.
存在被引入包装或器具中的至少一个压电元件，且压电元件在被 激活时产生电压源。
Reference source outputs a stable reference signal which is independent of power supply voltage, temperature and process.
其输出的基准信号稳定，与电源电压、温度以及工艺的变化无关。
Depending on the polarity of the voltage source, one of the two diodes (d) in parallel is used to reduce noise while the other provides a discharge path.
根据电压源的极性，互相并联的两个二极管(D)中的一个用来减小噪声，而另一个二极管则提供放电通路。
An AC powered source usually has a significant level (often several volts) of line frequency common mode voltage.
交流供电的源通常具有很高电平的电源频率共模电压(常常有几伏)。
That's not a problem, Kish says: transistors can be a good source of noise when operated at low voltage, and we can already fit billions of them on a chip.
这不是个问题，Kish表示：晶体管运作在低压时是噪音的良好来源，而我们已经可以在一个芯片上集成数十亿的晶体管了。
The Arduino is an inexpensive, adaptable, and programmable open source microprocessor that can read data input in the form of voltage at its analog pins.
Arduino是一种经济的、可调节和可编程的开源微处理器，可读取其模拟插脚处的电压形式的数据输入。
DC current or voltage source. Magnitude of AC component can be specified.
直流电流源或电压源。可指定交流分量的大小。
Although input bias current is a common source of this type of error, currents generated by external circuits can also result in errors due to voltage drops across the source resistance.
虽然输入偏置电流是这种误差的常见来源，但是外电路产生的电流在源电阻上形成的电压降也能引起误差。
A novel single - phase parallel hybrid power filter is presented in this paper, which can eliminate drawbacks of LC passive filter and the conventional voltage source parallel hybrid power filter.
本文针对LC无源滤波器和传统的电压源型并联混合电力滤波器的缺点，提出了一种新型的并联混合电力滤波器。
Some electrometers and picoammeters, however, have a built-in voltage source and are capable of measuring the resistance directly.
然而，有的静电计和皮安计内部装有电压源，能够直接测量电阻。
The control strategy of start-up process of HVDC based on voltage source converter (VSC-HVDC) is discussed.
对基于电压源换流器(vsc)的直流输电(VSC - HVDC)系统的起动过程控制策略进行了研究。
Figure 2-39 shows an electrometer connected to a current source that consists of a voltage source in series with a resistor.
图2 - 39所示为静电计和由电压源及电阻器串联组成的电流源相连接。
Referred to the achievement of current controlled voltage source converter, the idea of current control is introduced into MC.
借鉴电流控制电压型变换器的研究成果，将电流控制的概念引入矩阵变换器。
Also, with an adjustable voltage source, the voltage dependence of the resistance under test can be obtained directly.
而且，使用可调的电压源，还可以直接得到被测电阻对电压的依赖关系。
The relative polarities of the two voltages will determine whether the offset voltage adds to or subtracts from the source voltage.
这两个电压的相对极性决定了偏置电压是加到源电压上去还是从源电压中减去。
The 800v quasi resonant design with lower current peak and lower drain-source voltage during turning on of the MOSFET demonstrates advantages in conducted EMI spectra regarding the primary side.
拥有更低峰值电流和场效应晶体管漏源极开通电压的800伏特准谐振设计展示出一次侧传导电磁干扰降低的优势。
This can be explained by two major differences of the 800v drain-source voltage waveform.
这里有两条理由可以解释800伏特漏源极电压波形的两个差异。
By definition, the guard terminal is nearly at the same potential as the high impedance terminal, so the guard terminal will be at the same potential as the magnitude of the voltage source.
根据定义，保护端与该高阻端处在几乎相同的电位，所以保护端就与电压源为相同电位。
As in case of drain-source voltage this method allows to associate the elements of the drain current waveform with its contribution to the whole spectrum.
就象漏源极电压的例子那样，用这种方法也可以找出漏极电流的哪一部分对电磁干扰频谱产生影响。
Depending on the polarity of the voltage source, one of the two diodes in parallel is used to reduce noise while the other provides a discharge path.
根据电压源的极性，互相并联的两个二极管中的一个用来减小噪声，而另一个二极管则提供放电通路。
When the voltage of power source changes from 0 to 100V, the electromagnetic moment of motor gradually increases, but its increasing rate decreases gradually.
电源电压从0～100V变化时，电动机的电磁转矩逐渐增大，但增大率逐渐降低。
Electrodes inside each end of the glass tube are connected to a high-voltage source.
玻璃管两端内侧的电极与一个高压电源相接。
After the voltage of power source increases to 72v, the increasing rate of the electromagnetic moment of motor is very small.
当电源电压增至72V以后，电动机的电磁转矩增大率降至很小。
The extracted beam current depends on operating parameter of source, extraction voltage and cathode material.
引出束流大小与源的工作参数、引出结构和电压以及阴极材料有关。
A new control scheme of three phase voltage source PWM rectifier is presented.
提出了一种新的三相电压型PWM整流器控制方案。
Finally, the source voltage, measure current method of resistance measurement is generally faster because of reduced settling times.
最后，由于减小了建立时间，所以采用加电压测电流的方法测量电阻一般比较快。
Thermoelectric voltages are the most common source of errors in low voltage measurements.
热电电压是低电压测量中最常见的误差来源。
The second chapter of the thesis introduces and analyzes the topology, operating principle, control method and application of the voltage-fed Z-source inverter.
本文第二章详细介绍、分析了电压型Z源逆变器的拓扑、工作原理、控制方法和应用等。
The second chapter of the thesis introduces and analyzes the topology, operating principle, control method and application of the voltage-fed Z-source inverter.
本文第二章详细介绍、分析了电压型Z源逆变器的拓扑、工作原理、控制方法和应用等。
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