The present invention relates to a voice or digital interconversion communication device and the method based on double-circuit.
本发明涉及一种基于双线对语音或数字相互转换的通迅装置及方法。
The paper analyzes the character of the fault between two same lines on double-circuit transmission line and the influence on line relay.
以同名相跨线接地故障为例，分析同杆并架带弱馈线路的特征及其对继电保护的影响；
It analyzed the unbalance of both single-circuit line and double-circuit lines in same tower, made a summary of their transposition methods.
所以线路换位的目的是要使每相导线感应阻抗和每相的电容相等，以减少三相线路参数的不平衡。
A new method for calculating secondary arc current and recovery voltage on double-circuit transmission lines by twice-model transformation was proposed.
提出了利用二次模变换计算同杆双回输电线路潜供电流与恢复电压稳态值的方法。
To solve the problem that the pulsed xenon lamp has the inconsistent intensity, the instrument USES a double-circuit with synchronous parallel triggered structure.
同时为解决脉冲氙灯光源强度不一致的问题，采用了双光电路同步并行触发工作的结构。
For a practical project, ideas of scheming the relay protection for double-circuit lines on the same tower and choosing the telecommunication channel are analysed.
结合某工程实例，剖析同杆双回线路保护配置和保护远传信号通道选择的思路。
In this thesis, we use an on-line measurement method to study the parameters measurement for the double-circuit transmission lines which is based on the transmission line Equation.
本文应用以传输线方程为基础的在线测量法对同杆并架双回路输电线路的工频参数在线测量方法进行研究和探讨。
The trip ratio of the double-circuit line on the same tower is very high. So the study on lightning prevention should be enhanced and corresponding calculation method should be put forward.
同塔双回线路跳闸率很高，应尽快加强防雷研究，提出相应的计算方法。
The question of earthing switch switching induced current was present in this paper, the feature of static and electromagnetism induction of common-tower double-circuit lines was also present.
对接地开关开合感应电流的问题，同杆双回线路电磁感应和静电感应的特点，以及我国接地开关开合感应电流的应用现状和国内产品情况进行了介绍。
The question of earthing switch(ES) switching induced current was present in this paper, the feature of static and electromagnetism induction of common-tower double-circuit lines was also present.
对接地开关开合感应电流的问题，同杆双回线路电磁感应和静电感应的特点，以及我国接地开关开合感应电流的应用现状和国内产品情况进行了介绍。
Although fault component current phase selector has excellent performance for single transmission lines, it may select unwanted phase for cross-country faults in double-circuit lines on a same tower.
相电流差突变量选相元件在单回线故障中具有良好的选相性能，但在同杆双回线跨线故障中可能误选相。
The trend is that the number of transistors we can fit on a circuit will double every two years.
该定律认为我们能够在一块电路上放置的晶体管数量每两年会翻一番。
Today it states, broadly, that the number of transistors on an integrated circuit will double roughly every two years.
如今流传较广的版本是，一个集成电路上的晶体管数量大概每两年增加一倍。
Double protect: it has design to avoid charge's electric circuit and short circuit protection function in the lamps and lanterns.
双重保护：灯具内部电路设计具有防止充电，短路保护装置功能。
Digital control circuit takes charge of controlling the working course. it consists of AT89S51, double-figured common-cathoded numeral display, buttons, buzzer, LEDs.
数字控制电路负责控制洗衣机的工作过程，主要由AT89S51单片机、两位共阴数码管、按键、蜂鸣器、LED指示灯组成；
The resistance of the copper rate is low, so in printed circuit board, used to prepare copper foil and double panel, produce multilayer prototypes via metallization copper with on the process.
金属铜的电阻率低，所以在印制电路板中，用来制备铜箔及双面板、多层板的孔金属化方面采用镀铜工艺。
An equivalent two source phase domain method for calculating interline fault in the double circuit line is presented.
基于二端口网络理论，采用等值双端电源相分量法进行跨线短路故障计算。
With sulfur hexafluoride gas to double as insulation interrupter and circuit breaker.
以六氟化硫气体进行灭弧并兼作绝缘用的断路器。
The system is of double clock design structure which makes the odd verifying circuit structure simple and easily effected.
系统采用双时钟设计结构，使得奇校验电路结构简单、易实现。
Its control circuit with double electromagnetic system can ensure synchronous closing, silent and energy saving operation of two contactors in parallel.
双电磁系统控制电路确保两台并联接触器的同步闭合和无声节电运行。
Double circuit power supply and emergency generator for the building.
大厦采用双回路供电，配有应急发电机。
Double circuit, air brake, drum type.
双电路，空气制动，滚筒式。
The analog part is the unit of analog circuit of double current loop.
模拟部分为双电流环模拟电路单元。
Mesoscopic double resonance circuit with complicated coupling is quantized by the method of harmonic oscillator quantization and linear transformation.
对介观复杂耦合电路作双模耦合谐振子处理，将其量子化。
The hardware circuit of the controlling system consists of liquid level sensing circuit, double-hand sensing circuit, SCM P87LPC767, electric execution circuit and some additional circuits.
消毒机控制系统的硬件电路由液位检测电路、双手感知电路、P87LPC767单片机、电动执行电路和一些附属电路组成；
Double proportional, load sensitive hydraulic circuit.
液压油路采用双比例负载感应。
Double circuit transmission line is widely adopted in China owing to the demand of large-capacity power transmission.
由于大容量输电的需要，双回线路在国内广泛采用。
This paper analyses selectors of transverse differential current direction protection using two types polarizing voltage for double circuit lines on the same tower.
对两种极化电压下的横联差动电流方向保护的选择元件在同杆并架双回线故障下的动作行为进行了研究。
The resolving Procedures represented by resolving set-integrator circuit and equivalent speed loop regulating circuit of double close oop SCR-D system.
以给定积分器电路和双闭环晶闸管供电直流调速系统中等效速度环调节回路为例，说明求解过程。
A novel composite circuit power supply with double voltage and full-wave rectification for CO2 lasers are developed.
本文介绍一种利用倍压和全波整流复合的新型电路所研制的CO_2激光器电源。
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