及电路

Then the reason of Peak pulse voltage is analyzed and the optimization is come up with.

其次，本文还分析了电压模BOOST电路启动时尖峰电压产生的原因及优化方法。

In calculating and the simulating the polarizing laser energy attenuation, the solved electric circuit could examine the response electric current peak-to-peak value relation which was caused by the laser when the weakened polarization is biggest and the laser is weakest. The survey requirements were satisfied when the laser angular resolution is 30°.

在计算及仿真了经偏振片后激光能量的衰减，求解电路能检测到最弱激光的幅值与偏振衰减最大时激光引起的响应电流的幅值的关系，得到在激光角分辨率为30°时满足探测要求。

A new scheme of frequency measurement in hydro-turbine governor is introduced in this paper. Instead using single-chip computer or P LC high-speed count module, it utilizes the interrupt functions and high-speed counter in the PLC base unit and peripheral circuit. With enhanced reliability and reduced cost, the governor designed in this scheme shows good application pr ospect.

介绍一种在水轮机调速器中实现频率测量的新方案，该方案不需要单片机，也不需PLC的高速计数模块，它是利用PLC基本单元的中断功能、内藏的高速计数器及相应的外围电路得以实现，从而既提高了调速器的可靠性，又降低了其成本。

The oscillating frequency and oscillating condition of RC phase shift oscillating can be worked out easily.

则RC 移相式振荡电路的振荡频率及振荡条件可以容易地求出。

Using these SPICE parameters, The circuit models of HBT and PIN photodetector have been obtained.

利用提取的参数建立了HBT及PIN探测器的电路模型。

The reflected light is collected by a spherical mirror on surface of a photodiode.

结果 设计了一种大靶区面积、低噪声的光电探测系统及相应电路。

The principle of optical fiber photometer is analyzed.

文摘：本文就光纤光度仪的原理和设计中遇到的诸如光纤及光调制，光纤探头结构，光电转换电路设计，波长切换机构等问题进行了分析与讨论。

The shutdown is to pull out the plug-in board-by-block, each pulled out a piece of plate on the boot machine running observation, once pulled out a piece of normal operation after the motherboard, then the cause of the malfunction is the fault of the plug-in board or the corresponding I / O Bus slot and load circuit fault.

该方法就是关机将插件板逐块拔出，每拔出一块板就开机观察机器运行状态，一旦拔出某块后主板运行正常，那么故障原因就是该插件板故障或相应 I/O 总线插槽及负载电路故障。

The thesis presents the measurement principle and its disturbance factors, as well as the method to obtain the complex permittivity of pressboard with a lumped circuit model.

论文详尽介绍了介电测量技术的原理及影响因素，并提出了利用集总电路模型求被测绝缘纸板的复介电常数的方法。

This paper presented the circuitry design and principle of parameters choice of the energy module for SG-III high power laser.

介绍了神光III预研计划能源模块电路设计方法及参数选择原则，详细分析了电源系统可能存在的各种故障情况，在此基础上提出了电源系统故障保护的方法和对策，这对于电源系统的设计和安全运行具有十分重要的意义。

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