所有的电兴工具在连接或装配电源之前，都应该把开关关掉。
The switches of prair conditionerstically all electrical power tools should quite possibly be turned off fair conditionersing connecting or disconnecting power supply.
麦克格雷迪曾把一个飞行器进行改进，把它和废弃的光电电池伞状配电板装备在一起；那些电池能提供高达400[font=宋体]瓦的电源。
Mr MacCready fitted one of his aircraft with anumbrella-panel of leftover photovoltaic cells; they provided 400 watts of extrapower.
配电网是电力系统中联系电源与用户的一个重要环节。
Distribution network is an important section which connects the customers and the power supplier.
电源线和电缆工人建造，维护和修复架空线和地下电力传输和配电系统。
Electrical power line and cable workers construct, maintain and repair overhead and underground electrical power transmission and distribution systems.
修理或更换故障电缆，电源供应器，放大器和其他相关的传输和配电设备。
Repair or replace faulty cables, power supplies, amplifiers and other associated transmission and distribution equipment.
配电箱，开关箱有必要履行“一机”“一闸”“一漏电”，电源进线端制止选用插头和插座做活动衔接。
The distribution box, switch box is necessary to perform a "machine" "gate" "leakage", power line end stop using the plug and socket connection to do activities.
主开关能够提供过电流保护，是配电盘或设备的电源断开点。
Main breakers provide overcurrent protection and a single disconnect point for all power in a switchboard or device.
是否每个PKS节点在配电盘上均有单独的断路器，冗余节点应配两路电源？
Is Each PKS node have a dedicated circuit breaker. Redundant devices should have dual power supply?
介绍了攀钢密地选矿厂阶磨阶选改造中的高低压供配电设计及改造，提出了避免电源交叉及分开设立低压室的措施。
This paper introduced the design and reform of high and low electric distribution in stage grinding and dressing of Pangang Midi Concentrator.
利用MATLAB仿真软件建立了典型的配电网模型、直接并网及逆变并网两类分布式电源模型。详细阐述距离保护的保护原理和整定原则。
Distribution systems model and DG model are built in MATLAB. The theory and setting principle of distance protection are introduced in detail.
最终应用包括电动机控制和保护、小型电动车辆、电池监控和充电控制、配电和电源监控以及个人ups系统。
End applications including motor control and protection, small electric vehicles, battery monitoring and charge control, power distribution and monitoring, and personal UPS systems.
应急发电机和应急配电板能在主电源失灵的情况下维持电力供应。
The emergency generator and switchboard can keep power supply in case of failure of main power supply.
提出了城市轨道交通采用弱电系统后备电源整合与智能化计时配电管理的设计理念，并在深圳地铁3号线中应用。
This paper introduces the integration of UPS and intelligent time distribution technique of weak current systems in rail transit and its application in Shenzhen Metro Line 3 .
本文根据计算机对供电电源的特殊要求，分析了计算机故障与配电的关系。
Based on the special demand of computer for power supply, this paper analyzes the relationship between computer errors and power supply.
提出了一种适用于多电源复杂配电网的故障定位的新算法。
A novel algorithm is presented for fault location in the complex multi-source power distribution system.
该方法以构造负荷点供电“最小路馈线段行向量”的方法，方便地求得带子馈线、备用电源的复杂配电网络的可靠性指标。
With the new method, a minimal path feeder vector can be constructed to produce reliability indexes of a complex distribution system with sub feeders and alternative suppliers.
在此基础上提出基于过热区域搜索的多电源复杂配电网故障定位新方法。
On this basis, an over-heated region searching based new fault location method for complex multi-source distribution network is proposed.
介绍了新开发的一体化建筑消防控制柜和双电源配电柜两种成套装置。
The control board and distribution board with dual power supply developed newly for integrative building's fire control wrer introduced.
提供了一般低压配电网主电源侧短路电流计算的公式。
A formula for short current calculation in low voltage power grid distribution was put forward.
由于采用复杂的双电源、双回路供配电方式冗余系统，使得系统可靠性建模与可靠性评定造成困难。
It is very difficult for its complicated double-power supply and double-loop electrical system to realize the reliability modeling and the reliability evaluation.
第三部分针对配电网无功电源规划的数学模型，应用改进蚁群算法进行求解。
In part three, the paper USES improved ant colony search algorithm to solve the problem of reactive power supply programming.
第二部分建立了配电网无功电源规划的两种数学模型，在模型中增加考虑了无功电源的使用年限。
In part two, two mathematical models for reactive power supply programming in distribution network is presented, the age limit of reactive power supply is added to models.
本文讨论了空间电源配电部分监测系统的硬件构成和软件设计。
The paper presents hardware platform and software of the monitor system of power distributed system used for space station.
配电网无功电源规划是提高配电网电压质量、降低网损的重要途径。
Reactive power programming is an important way to improve the voltages of distribution power system and reduce the energy loss.
配电网无功电源规划能够有效地改善电压水平、降低网损，对系统安全经济运行具有重要意义。
Reactive power supply programming in distribution network can improve voltage and decrease power loss, it is important for the running of systems more safe and economical.
每单位内安装一个220V单电配电箱，也可提供380V三相电源。
A 220V single-phase distribution board is provided in each individual unit. 380V 3-phase is also available.
配电方法：本产品适用于DC 12 V电源。安装前，必须先断开蓄电池的电源。
Power distribution methods: This product is suitable for vehicle with DC12V power supply only. Please note that cut off the accumulator power supply before installing.
电源状况：本工程的变电所设置在界区内的西北侧，其中包括10KV分界室及变配电室。
V. power Supply Situation: transformer station of this project is set at the northwest side of the factory area, of which there is a 10kv separation room and a power distribution and transformer room.
电源状况：本工程的变电所设置在界区内的西北侧，其中包括10KV分界室及变配电室。
V. power Supply Situation: transformer station of this project is set at the northwest side of the factory area, of which there is a 10kv separation room and a power distribution and transformer room.
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