动电

I have been successfully developed in 2000 out of a strong anti-pollution, the dynamic indicators of high, simple structure and low-cost direct drive type servo valve.

我所已于2000年成功地开发出了一种抗污染能力强、动态指标高、结构简单且成本较低的直动式电液伺服阀。

This paper introduces the designing of a moving coil electrohydraulic servo valve which improve the ability of antipollution.

通过对一种动圈电液伺服阀的液压桥路和具体参数的设计，提高了这种伺服阀抗污染的能力

In order to study the mechanism of electrodepositing Zn-Ni alloy coatings,the curve of cathodic polarization of electrodepositing Zn-Ni alloy coatings was determined by changing potential in the system of three electrodes,and the influence of concentration of additive on the cathodic polarization was studied.

为了研究Zn-Ni合金镀层的电沉积机理，采用三电极体系下的动电位法测定了电沉积Zn-Ni合金镀层的阴极极化曲线，并研究了添加剂浓度对阴极极化的影响。

In order to study the mechanism of electrodepositing Zn-Ni alloy coatings, the curve of cathodic polarization of electrodepositing Zn-Ni alloy coatings was determined by changing potential in the system of three electrodes, and the influence of concentration of additive on the cathodic polarization was studied.

为了研究Zn-Ni合全镀层的电沉积机理，采用三电极体系下的动电位法测定了电沉积Zn-Ni合金镀层的阴极极化曲线，并研究了添加剂浓度对阴极极化的影响。

Company's main products: steel butterfly valves, valve dumping ash, steam injection metal hardware sealed off valve, soft sealed off valve, high-temperature steel butterfly valves and air hoist, the chute and transportation, such as permanent magnet Separators Series, manual, electric, pneumatic and hydraulic power, electricity, gas linked variety of ways, such as drive, widely used in building materials, cement, metallurgy, steel, glass, petrochemicals, light industry, electricity, food, timber , Tobacco, industrial gas, coking, and other industry supporting infrastructure projects, some products are exported overseas.

公司生产的主要产品有：钢制蝶阀、卸灰阀、蒸汽喷吹型金属硬密封蝶阀，软密封蝶阀、钢制高温蝶阀和空气提升机、输送斜槽和永磁除铁器等系列，手动、电动、气动、电液动、电、气联动等驱动方式一应俱全，广泛应用于建材、水泥、冶金、钢铁、玻璃、石化、轻工、电力、粮食、木材、烟草、工业燃气、焦化等行业基本建设工程的配套，部分产品远销海外。

Electric actuators is one of charactors of new type of the plane.

电力作动器是全电飞机最重要的特征之一。

Voltage Source and Current Source, Thevenin Theory, Trouble Shooting, Characteristic Curve of Diode, Diode Models, Rectifier Circuits, Input Filtering Capacitor, Voltage Multiplier Circuits, Limiter and Clipper Circuits, DC Clampers and Peak-to-peak Detectors, Zener Diode, Zener Diode Rectifier, Photoelectric Devices, Collector-Emitter Junction, Transistor Characteristics of common-emitter, Base Bias, LED Dirver, Establishing a Stable Q-point, PNP Transistor Biasing, Transistor Biasing, Coupling and By-Pass Capacitors, AC Emitter Resistance, Common-Emitter Amplifier, Other Common-Emitter Amplifiers, Cascaded Common-Emitter Amplifiers, AC Load Line, Emitter Follower, Class B Push-pull Amplifiers, JFET Characteristic Curve, JFET Biasing, JFET Amplifier, VMOS Circuit, Differential Amplifier, Operational Amplifier, Non-inverting Feedback, Negative Feedback.

电子学实验( S0704)(1，1)/应用电子学实验( S0472)(1，1)电压源和电流源、戴维宁定理、故障排除、二极体特性曲线、二极体近似模型、整流电路、电容-输入型滤波器、倍压电路、限制器电路和峰值检测电路、直流定位器与峰对峰检测器、齐纳二极体、齐纳二极体整流器、光电元件、集射极接面、集极特性曲线、基极偏压、LED驱动器、建立一个稳定的工作点 Q 、 PNP 电晶体偏压、电晶体偏压、耦合及旁路电容、交流射极电阻、共射极放大器、其他 CE 放大器、串接共射极放大器、交流负载线、射极随耦器、 B 类推挽式放大器、 JFET 特性曲线、 JFET 偏压、 JFET 放大器、 VMOS 电路、差动放大器、运算放大器、非反向电压回授、负回授。

The present invention is one multifunctional electric hammer with the functions of percussion, percussion drilling, drilling, etc. and aims at facilitates the operation of multifunctional electric hammer. The improved multifunctional electric hammer includes front end parts and back end parts.

本发明涉及具有锤、锤钻、钻等功能的多功能电锤，解决的是现有的多功能电锤两个旋钮组合操作多功能的转换，操作不方便和其传动轴沿轴向来回窜动损坏前端壳体的问题。

A computer-controlled tool post system has been developed for turning non-rotationally symmet-ric surface.

文中提出了一种用微型计算机控制的车削非旋转对称曲面的电致伸缩刀架系统，该系统包括控制器、电源放大器、电致伸缩致动器及其位移放大机构。

Steam still provides power ,of which electricity is the obedient carrier , for it is

蒸汽仍旧提供动力，而电则是输送动力的顺服载体，因为电能够把任何数量的动

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。