查询词典 ground circuit

To avoid the serious electromagnetic interferer, the analog signals are transformed to frequency pulses which are transferred to the kernel of the system. In the measure of the groove voltage, the method of float-ground is adopted to avoid the high common signal and the range switch circuit is designed to solve the conflict of the wide dynamic range and the high precision. least square Curvefit is adopted to reduce the system error.

铝电解生产现场电磁干扰非常严重，为此我们将需要测量的模拟信号就近转换为频率脉冲后再传送到控制核心；采用浮地接入方式消除槽电压信号中的共模成分；设计了量程自动切换电路以解决槽电压的动态范围宽和测量精度高的矛盾；用最小二乘法进行曲线拟和以降低测量的系统误差。

The invention discloses a DC/DC circuit, comprising a PWM controller, a current amplifier, a peak current comparator, an error amplifier, a main switch, a synchronous switch and also an operational amplifier. The non inverting input end of the operational amplifier is used for coupling with input voltage or voltage reference, or used for coupling with the input voltage and the voltage reference; the inverting input end of the operational amplifier is used for coupling with the voltage reference or ground, and the output end thereof is connected with the non inverting input end of the error amplifier.

本发明公开了一种DC/DC电路，包括PWM控制器、电流放大器、峰值电流比较器、误差放大器、主开关和同步开关；还增设运算放大器，其同相输入端用于与输入电压或基准电压耦合，或用于同时与输入电压和基准电压耦合；其反相输入端用于与基准电压或地耦合，其输出端与所述误差放大器的同相输入端连接。

In building products, Wadia places strong emphasis on key design and engineering factors such as sophisticated circuit board design (the top products incorporate 6-layer boards), advanced power supply regulation, ground plane optimization, RFI rejection shielding, advanced surface-mount technology, and control of resonances and microphonics in chassis and boards.

在建设产品，瓦迪亚地方十分重视的关键设计和工程因素，如先进的电路板设计（顶端产品采用6层板），先进的电源管理，接地平面优化，射频干扰的屏蔽拒绝，先进的表面贴装技术，和控制共振和微在底盘和董事会。

The interface CIRCUIT may operate without the signal ground connection, but may sacrifice reliability and noise immunity.

接口电路可以在没有连接信号地时工作，但将牺牲可靠性和抗扰度。

Xx All armatures are to be tested electrically for open circuit and short to ground.

电测所有的电枢的开路和接地短路。

In theory, ground fault current cannot flow in an ungrounded delta system, but in reality it does, because of stray circuit capacitance.

在理论上，接地故障电流不能流在一毫无三角洲制度，但在现实中确实如此，因为杂散电容电路。

One can easily see that this is the case by writing a KCL equation at the ground node of our circuit, as in Fig.

你能容易地看这是实际情形通过写氯化钾等式在我们的电路地面结，和在。

Accordingly, we design a signal collecting system that can be used to collecting microseismic wave generated by a target moving on the ground, choose and improve on the magnetic-electronic seismic sensor that has high sensitivity and can sustain high loading, and design and make pre-amplifier and conditioning circuit which need micropower, and it can work continuously not less than 7 days.

在此基础上设计了运动目标引起的地震波的信号采集系统，选用灵敏度高、抗高过载的磁电式速度传感器，对传感器信号调理电路进行微功耗设计并调试，制作的微功耗地震动探测系统能够不间断正常工作7天以上。

The detection circuit shall be sufficiently sensitive to indicate a fault when the electrode is arced to ground through a 0.5 mω resistor and shall be capable of detecting a fault which lasts for the duration of only one impulse.

报警电路的灵敏度要十分的高，当电极电对地电阻达到0.5 mω形成电弧时，电路必须发出报警信号。并且在一个脉冲只发出一个错误信号。

The detection circuit shall be sufficientlysensitive to indicate a fault when the electrode is arced to ground through a0.5 M Ω resistor andshall be capable of detecting a fault which lasts for the duration of only oneimpulse.

报警电路的灵敏度要十分的高，当电极电对地电阻达到0.5 M Ω形成电弧时，电路必须发出报警信号。并且在一个脉冲只发出一个错误信号。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐