及电路

of calculating the adjusting resistance of frequency shift track circuit for normal state and shunting state is introduced.

本文介绍了移频轨道电路调整状态及分流状态调整电阻的计算方法。

Miner'slamp enterprises can also design products for the mold and provide lighting circuit programme.

也可替矿灯企业设计产品模具及提供照明电路方案。

Some influential factors on soft nickel sulfamate plating and soft gold sulfite plating process and measures of improving adhesion between the nickel barrier and the gold conductor layer have been analyzed.By means of our experiments and product applications,it has been shown that the Ni/Au platingtechnology for the soft PTFE copper clad laminate...

通过实验及应用证明了与直接镀金工艺相比，在软基材PTFE敷铜箔板上镀Ni／Au工艺能大大提高微波电路的可焊性、高温稳定性和长期可靠性，并且用其所制作的微波器件的高频性能也优于直接镀金工业。

An endoscope system with dual image sensors and wireless data transmission is composed of a swallowable wireless camera pill, a wireless receiver module, a control circuit, a memory system and a computer image acquisition system.

一种双图像传感器的数码无线传输内窥镜系统，包括可吞服无线摄像药丸、无线接收模块、控制电路、存储系统及计算机图像采集系统。

By thorough analysis and synthetize this paper made a frame of the System of Intelligent Instrument and its hardware structure. As followed, this paper depicted design details of Intelligent Instrument "s hardware, it included the design of interface circuit, data commutations and digital logic of DSP, MCU, Internet"s chip and ISPs apparatus etc., and have designed schematic map and circuit. So it accomplished the full design of hardware/software of the New Type Intelligent Instrument.

本文具体给出了新型智能仪器硬件结构及实现，描述了智能仪器硬件设计细节，包括数字信号处理器、单片机、Internet接入芯片、可编程数字/模拟器件等在新型智能仪器中的接口电路设计、数据通信设计和数字逻辑设计等，详细地给出了设计原理图和电路图；给出了新型智能仪器的软件设计细节，从而完成了新型智能仪器完整的软硬件设计。

It also illustrates the general design project, the design process and construction of the PLC control system for three-story buildings, listing the specific main circuit, trapezia control chart of elevator and repertoires.

本论文通过讨论电梯控制系统的组成，阐述可编程控制器在电梯控制中的应用，采用三菱PLC编程的程序控制方式，提出了三层电梯的PLC控制系统总体设计方案、设计过程、组成，列出了具体的主要硬件电路、电梯的控制梯形图及指令表。

Triphase AC 50Hz electric power system for receiving and distributing electric energy and controlling, protecting

它适用于三相交流50Hz电力系统，用于接受和分配电能并对电路实行控制、保护及

2 All uninsulated live parts connected to different (line-voltage, low-voltage) circuits shall be spaced from one another as

连接到不同电路的所有非绝缘带电零件，彼此间的间隙应符合19.4及19.5的要求，并用其最

Base on the design of the current laser energy meter, laser materials with better transparence, thicker absorbing layer and thermal sensitivity surface unsusceptible to damage were chosen, the temperature sensor and the digital processing circuit in the energy meter were redesigned to meet the requirements of laser energy metrology in field.

在现有激光能量计的基础上，通过选择相对透明、吸收层相对较厚、热敏面不易损伤的激光吸收材料，对激光能量计内置温度传感器及数字处理电路进行了重新设计，满足了不同温度条件下现场能量测量的需求。

The paper analyses the power converter modul's principle of operation, key techniques and solutions emphatically. We design circuit parameters and developed a prototype.

论文重点分析了功率变换模块的工作原理、关键技术及解决方法，设计了电路参数，研制了样机进行了实验研究。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。