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This design separately uses series linear constant voltage circuit, series regulate constant current circuit and the feedback type contravariant circuit to design direct current constant voltage power supply, direct current constant current power supply and DC-DC converter.

本设计分别用串联型线性稳压电路，串联调整式稳流电路和反馈式逆变电路设计直流稳压电源，直流稳流电源和DC-DC变换器。

Finally, the model of the control circuit and the connection between main circuit and control circuit is discussed.

最后论述了采用面向结构图的控制电路数学模型的建立、仿真算法及主电路和控制电路之间的连接方法。

Experimental design of the circuit - the transistor triggered by a single node of the single-phase half-controlled bridge rectifier circuit, through the step-down, rectifier, output waveform, circuit design including DC motors, Thyristor, single crystal, such as rectifier circuits.

实验设计电路-由单结晶体管触发的单相半控桥式整流电路，通过降压、整流、输出波形，电路设计包括直流电动机，晶闸管，单结晶，整流电路等。

The damped oscillation circuit tends to emerge in circuit analysis. Due to its wide application in various leading engineering fields, it is necessary to discuss about the characteristics of this category of circuit.

在电路分析中经常会遇到一些阻尼振荡电路，由于这类电路在高压断路器开断能力测试、受控热核研究等许多重要的工程领域有着极为广泛的应用，因此有必要对此类电路的特性加以讨论研究。

By analyzing the pulse transformer and ideal drive electric current wave, we try to improve the rate of changing-over, discuss the damped oscillation, point out existing circuit design error, and working a new circuit design which can reduce the common circuit circulation and switch loss.

通过对脉冲变压器及理想激励电流波形的分析，如何提高转换速率，阻尼振荡予以讨论，指出目前存在的设计误区，做出减少共态导通与开关损耗的新设计。

This design uses the monolithic integrated circuit to control 8 groups signals the sampling as well as the read-write process, uses the monolithic integrated circuit stored datum, uses the monolithic integrated circuit AT89S52 readout, through application software, 8 group signal demonstrations on hypothesized , and uses the light emitter diode demonstration.

本设计采用单片机控制8路信号的采样以及读写过程，采用单片机存储数据，采用单片机AT89S52读出数据，通过应用软件，将8路信号显示在虚拟示波器上，并且用发光二极管显示。

This design uses the monolithic integrated circuit to control 8 groups signals the sampling as well as the read-write process, uses the monolithic integrated circuit stored datum, uses the monolithic integrated circuit AT89S52 readout, through application software, 8 group signal demonstrations on hypothesized oscilloscope, and uses the light emitter diode demonstration.

本设计采用单片机控制8路信号的采样以及读写过程，采用单片机存储数据，采用单片机AT89S52读出数据，通过应用软件，将8路信号显示在虚拟示波器上，并且用发光二极管显示。

Every designable circuit parameter and statistical variation are swept one by one with circuit simulator in order to determine the ranges of these parameters variation in which the circuit has based performances.

本方法首先对电路的关键参数进行扫描，确定满足电路基本性能时的参数变化范围。

The circuit topology of the differential Forward DC-DC converter mode inverter with high frequency link was proposed. Circuit topology, transient voltage control strategy, steady principle characteristic and design criteria for the key circuit parameters were deeply investigated.

提出差动正激直流变换器型高频环节逆变器电路拓扑，并对该变换器的电路拓扑、瞬时电压控制策略、稳态原理特性、关键电路参数设计准则等进行了深入地分析研究。

The digit phase locking circuit adopted in the plan not only made the electric circuit very simple and reliable,but also rendered the frequency standard free from the temperature coefficient of electric circuit.

该方案采用数字锁相环路，使电路十分简单且工作可靠，又不会给频标带来电子线路上的温度系数。

Through comparing with the results by simulation to study the effects of theprojectile"s final velocity, the angle of rotation and the ballistic trajectory"s migration withdifferent projectile"s rotating speeds, different target"s moving speeds and differentpenetration angles.

通过比较数值模拟的结果来研究不同弹头转速、目标速度、侵彻角对侵彻过程中弹头最终速度、翻转角度和弹道偏移的影响。

I love stationery and all the accoutrement of writing.

我爱文具以及所有的书写的工具装备。