查询词典 broken circuit

Negative feedback circuit is the main body of SAW drive circuit which is composed by operation amplifier and feedback network, its function is to realize output impedance matching and electric circuit stable gain.

负反馈放大器是该驱动电路的主要部分，它由运算放大器加上电阻和电容构成的反馈网络组成，其功能是实现输出阻抗匹配以及保证驱动电路增益的稳定性。

We also introduced and analyzed the voltage feedback circuit,capacitance—resistance absorb circuit and electric motor energy consumption braking circuit in detail.

对设计中必需的电压反馈电路、阻容吸收回路及电动机能耗制动回路进行了详尽介绍和分析。

In the same time,main circuit figuration and working principle will be given,and worked out the parameter of this circuit S transformer and RCD clamped circuit.

给出了电路的主电路图，在此基础上阐述了此电路的工作原理，并分析计算出了变压器和RCD缓冲电路设计的参数。

Next, the finite element model of induction motor is established by using Maxwell 2D transient module, and the inverter control circuit is also designed by its own circuit design editor. Consequently, a complete field-circuit coupled simulation model of inverter control system is presented.

接下来，利用Ansoft公司的Maxwell 2D瞬态模块建立了异步电动机的有限元模型，并且采用其自带的电路编辑器Schematic Capture设计了异步电机逆变器控制电路，构建了一个完整的变频控制系统场路耦合仿真模型。

Professional manufacturing: electrical circuit board Flashboard frame heat pipe, titanium heating tube, Teflon heaters, precision oven, circuit board hanging tool, circuit board tunnel furnace, SMT equipment, titanium blue.

专业生产制造：电线路板插板架热管、钛加热管、铁氟龙加热器、精密电烤箱、电路板挂具、电路板遂道炉、SMT设备、钛蓝。

The results show that the fluidization characteristics of scrap printed circuit board particles depend on the average size and type of particles. The scrap printed circuit boards particles, belonging to Geldart A group with strong viscous force, whose fluidization was similar to fluidization of Geldart C, was difficult to fluidize. Whereas, the scrap printed circuit board particles belonging to Geldart B can be fluidized smoothly.

实验结果表明，电路板塑料颗粒为Geldart A类颗粒时，粘性力大，塌落特性明显，流化性能较差，具有拟C类颗粒的流化特性；电路板塑料颗粒为B类颗粒时，塌落特征不明显，并且随着粒径的增大，最小流化速度也增大。

It is a usual structure of focal-plane-array readout integrated circuit which uses a capacitance trans-impedance amplifier as the input stage, a correlated double sampling circuit to get signal and reduce noises, and a source follower circuit to output the signal.

焦平面读出电路的一种常用结构是以电容跨阻抗放大器作为输入级，相关双采样方式提取信号并抑制噪声，源跟随器方式输出信号。

Therefore, high efficiency can be achieved. The circuit parameters are decided according to the intrinsic impedance of the resonant tank. As the duty ratios of the active switches are fixed, the charging current should be programmed via tuning the circuit operation frequency and therefore the circuit impedance. The optimum operating point is sieved by the frequency response diagram to operate the charger at high efficiency.

至於并联负载电路参数的设计是以共振槽的特性阻抗为基准，调变切换频率并固定主动开关的责任周期，藉由频率的变化改变电路阻抗，以控制充电电流的大小，透过频率响应立体图，挑选适当的操作点，使共振式充电器运作於最佳状态，以获得高效率。

The peak time detecting circuit which is composed of full-wave rectification circuit and differential circuit can detect the reach time of echo signal accurately.

采用时间增益补偿技术，补偿超声波在空气中的衰减，减少回波信号的起伏；由有源全波整流电路和微分电路等组成峰值时间检测电路，可正确检测回波的峰值到达时间。

Using the time-gain compensation technique to compensate for ultrasonic wave's weaking when transmitting in the air,and reduce the fluctuation of echo signal.The peak time detecting circuit which is composed of full-wave rectification circuit and differential circuit can detect the reach time of echo signal accurately.

和其他方法相比，如激光测距、微波测距等，由于声波在空气中传播速度远远小于光线和无线电波的传播速度，对于时间测量精度的要求远小于激光测距、微波测距等系统，因而超声波测距系统电路易实现、结构简单和造价低，且超声波在传播过程中不受烟雾、空气能见度等因素的影响，在各种场合均得到广泛应用。

Liapunov—Schmidt method is one of the most important method in the bifurcation theory.

Liapunov—Schmidt方法是分叉理论的最重要方法之一。

Be courteous -- even when people are most discourteous to you .

要有礼貌──即使当別人对你最不礼貌的时候。