电流

We've seen already how maintaining a constant base current through an active transistor results in the regulation of collector current, according to the β ratio.

我们已经看到有源晶体管的恒定的基极电流是如何以系数β控制集电极电流的。

AMPLIFIER input bias current, a function of TRANSISTOR current gain, is also a function of the applied input common-mode voltage.

放大器的输入偏置电流，晶体管的电流放大作用，也具有加到输入共模电压的作用。

According to the characteristic of matrix converters, strategies for reducing common-mode voltage in current-controlled MC are proposed based on the hysteresis current control and space vector modulation.

在滞环电流和空间矢量复合控制的基础上，针对电流控制型矩阵变换器自身的特点，提出了一种抑制共模电压控制策略。

In this paper,a novel method error current compensation of current transformers for high accuracy is presented.

提出了一种以实现高精度为目标的电流互感器误差电流补偿的新方法。

The device based on the copolymer with 1% molar fraction of Ir complex in the polymer had a peak luminous efficiency of 2.89 cd/A, and the maximal luminance of 1689 cd/m^2 with the configuration of ITO/PEDOT: PSS/emissive layer/Ba/AlPEDOT: poly(3, 4-ethytenedioxythiophene, PSS: poly.

基于铱配合物摩尔分数为1%的聚合物发光器件（器件结构：ITO/PEDOT： PSS/emissive layer/Ba/Al，PEDOT：聚（3， 4-亚乙基二氧噻吩），PSS：聚苯乙酸磺酸钠）在电流密度为40×10^(-3)A/平方公分时，最大电流效率达到2.89cd/A，器件的最大亮度达到1689cd/平方公尺，色坐标为(0.34， 0.59)。

And then the conductance is increased with the increasing of Procaine concentrations.

各钳制电压与平均电流幅度的关系，反映电流幅度对电压的依赖关系。

Ionic current signal was detected in progress of combustion in constant volume combustion chamber on this system.

利用火花塞离子电流法建立了相应的离子电流检测系统。

The principle of constant power drive is: PD converts the change of output light power of laser diode into the change of diode current, and the change of current is feed back to voltage-current converser which adjusts output current of driver to compensate the laser diode.

这样，当激光器的输出光功率衰减时，驱动器相应的增大输出电流；当激光器的输出光功率增强时，驱动器就相应减小输出电流。对许多激光器应用来说，最希望脉冲输出，因为脉冲输出只有极小的结发热。

It is determined that the sun vector measurement error is about 5.74° which is caused by many factors, such as the non-ideal cosine curve between incident angle and photocurrent, the photocurrent noise, the nonlinearity of the analog circuit and the A/D converter, and the temperature inaccuracy etc.

通过分析获得太阳入射角——光电流非理想的余弦特性、光电流的噪声起伏、处理电路非线性、A/D采样非线性、温度测量不确定性等因素导致的太阳矢量实际测量误差为5.74°。

The product of the effective values of the voltage and current with the cosine of the ''.

伏特量交流电路中电压与电流的有效值以及电流与电压之间''。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。