特点：饱和压降低，直流电流放大线性好。
Features: Low saturation voltage, excellent DC current gain characteristics.
不过，电流放大器总是设法对电流进行一定的放大。
However, a current amplifier always tries to multiply the current by a set amount.
特点：低饱和压降，电流放大线性好，开关速度快。
Features: Low saturation voltage, excellent dependence of hFE on current, fast switching time.
线圈回路中串接有由电容和电流放大器组成的控制电路。
A control circuit which is composed of a capacitor and a current amplifier is connected in a coil circuit in series.
光电倍增管将光信号转换成电信号，经微电流放大纪录下来。
The photomultiplier tube converts the optical signal into an electrical signal which is recorded by the micro current amplification.
这种震动通过电流放大后，就可以从手术室的扩音器中收听到。
The vibrations are amplified electrically and can be heard through loudspeakers in the operating room.
光电流放大10倍后再去积分、输出，使器件灵敏度大大提高。
The amplified photocurrent (about 10 times) can increase the sensitivity of the image sensor very much.
文中还讨论了各结构参数对JFFT的最大电流放大倍数的影响。
The effects of several configuration parameters in the JFFT on the maximum current amplification are also discussed.
与所述信号累加单元的输出端电连接的V-I变换及电流放大电路；
The output end of the V-I converting and current amplifying circuit drives a ratio servo valve and controls the actions of a clutch.
以往对门极可关断晶闸管电流放大系数的研究主要集中在定性分析。
We researched mainly on Gate Turn-off Thyristor in qualitative analysis before.
提出采用超前校正和负反馈校正提高电流放大器输出电流响应速度方法。
Two kinds of methods such as lead net rectification and negative feedback rectification are proposed, which can increase the output current speed of the current amplifier.
晶体管可以说是微电子中非常重要的器件，它最主要的功能是电流放大和开关作用。
Transistor is viewed as a very important amplification and switching device in micro-electric field.
因此，每个补偿绕组对补偿电流放大器的容量要求较小，从而满足了系统大容量的要求。
Therefore, the proposed structure could satisfy the demands of large-capacity systems because each compensation winding has a low demand to the current amplifier.
本文从包括埋层影响的集区杂质分布出发，求出了寄生PNP晶体管的共基极电流放大系数。
We try to obtain the common-base current gain a of the parasitic PNP transistor from the eloping profile of the collector region including the effect of buried-layer.
在电网中安装滤波器来治理谐波污染，可以有效地降低系统网损，能够避免谐波谐振或电流放大。
Installation filter in power system to control harmonic pollution could effectively reduce the system loss and avoid harmonic resonance or current amplification.
设计一种基于短路电流放大器的瞬间变化电流的检测仪，并对其电路工作原理和测量精度做了分析。
The design method, operational principle and circuit process of programmable weak current amplifier based on ICL7650 were introduced, and the amplifiers circuits were partially given.
实验结果指出，器件的电流放大系数器件大j、3结特性硬，无效触发分流小，可有效地缩短开通时间。
The experiment shows that if the current amplifier factor is big, Junction J_3 is hard and the ineffective trigger branch current is low, the turn-on time can be shorten effectively.
缓冲器总是可以提供任何你所需要的电流，以便维持其标称电压保持不变。这就是它与电流放大器的不同之处。
The buffer differs from the current amplifier as it sets out to provide whatever current level is demanded from it in order to maintain the signal voltage told to assert.
设计电光采样系统整体结构，设计光机械延迟线结构、电光采样结构、光电转换及微电流放大电路、锁相检测模块；
The structure of the EOS system is designed, including opto-mechanical delay line (OMDL), embodiment of electro-optic modulator, and lock-in detection module.
配电网合理的电容器配置不仅可以有效改善电网的电压水平，降低系统的有功网损，而且能够避免谐波谐振或电流放大。
The desirable scheme of capacitor placement in distribution systems aims at achieving voltage regulation and power loss reduction, while preventing harmonic resonance or magnification.
该芯片的判决电路采用SCFL(源级耦合晶体管逻辑)的D触发器结构，根据矢量叠加原理设计，采用差动电流放大器构成可调移相器。
The decision circuit of the chip is applied with a DFF using SCFL structure and its tuned phase shifter with differential current amplifiers according to the principle of vector addition.
这时传感器输出电信号，经整流放大，改变线圈上的电流，直至线圈回位，其电流强度与被称物体的重力成正比。
Then the sensor output signal, amplified by the rectifier to change the coil current until the coil back to bit, its current strength and the object's gravity is called proportional.
这时传感器输出电信号，经整流放大，改变线圈上的电流，直至线圈回位，其电流强度与被称物体的重力成正比。
Then the sensor output signal, amplified by the rectifier to change the coil current until the coil back to bit, its current strength and the object's gravity is called proportional.
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