When a big storm occurs, the Space Weather Prediction Center releases a warning to the U. S. Department of Homeland Security, emergency managers and agencies responsible for protecting power grids.
一场强太阳风暴到达时，太空天气预测中心发送警告信息给美国国土安全局，应急指挥人员和保护电网的部门。
Mindful that the work of protecting America is never finished, we will do everything in our power to keep America safe.
鉴于保卫祖国的任务将永远不会终结，我们将尽一切力量保卫美利坚的安国。
The PWM chopper circuit and the selection of power switching elements, protecting circuits, driving units and software programming are given out.
主要内容包括PWM斩波电路结构及功率开关器件的选择，驱动电路，保护电路以及软件编程。
Protecting against excessive input voltages using a pair of diodes to power supply reversibly biased in normal direction.
用一对二级管以反向偏执于正常方向的形式连接至电源端，来保护过高的输入电压。
Electricity generating enterprises are obliged to cooperate with power grid enterprises in protecting grid security.
发电企业有义务配合电网企业保障电网安全。
It is unaffected by circumstances, and it has keeping power, protecting our minds from troubling thoughts and our hearts from detrimental emotions.
这是不被环境影响的平安，这是拥有能力的平安，保护我们的思想免受杂念困扰，护卫我们的心灵远离有害的情绪。
A protecting joint is added at power head rod joint in order to prevent power head rod joint abrasion when rod is screwed or unscrewed.
在拧卸钻杆时为了保护动力头钻杆接头，防止其磨损，通常的做法是在该接头处联接一个保护接头。
The paper introduces necessity of power supply protecting in Network Communication, UPS and several problem noticed in thinking over power supply protecting.
讨论网络通讯中电源保护的必要性，UPS以及考虑电源保护时需要注意的几个问题。
The vacuum circuit breaker is a kind of switch equipment which is used in the middle-voltage field in the power system, which undertakes double tasks of controlling and protecting.
真空断路器是电力系统中压领域的一种开关设备，它担负着控制和保护的双重任务。
This paper introduces the design of high power supersonic inverting power supply, including main circuit, controlling circuit, driving and protecting circuits, and gives experimental results.
主要介绍一种大功率超声波逆变电源装置的主电路、控制电路、驱动与保护电路的设计，并给出实验结果。
Parameters design of the power are calculated, the operation ofthe controlling circuits, the protecting circuits and the auxiliary powersupply circuits are analyzed also.
同时，也分析了控制电路、保护电路、辅助电源等部分的工作原理和主要参数设计。
Only base upon for protecting the public interests, the Maritime administrative Authority orders the responsible person to remove the wreck by using administrative power.
海事行政主管机关基于对社会公共利益的保护，行使行政权责令责任人打捞清除沉船沉物。
Divided rotating structure, power turn-off automatically and stop when gripping, protecting the machine.
分离式的传动结构，当车缝卡线时，会自动切断电源，停止运转，保护机器不受损。
It has great significance for increasing product's quality, protecting merchandise, prettifying merchandise and higher efficiency by lower power.
对于提高产品质量、保护商品、美化商品、高效低耗等，具有重要的意义。
The hydraulic transmission means that power is transmitted by kinetics of liquid, with the properties of varying speed, soft driving and protecting from overloading.
液力传动指的是利用液体动能进行能量转换的装置，具有随负载扭矩变化而自动调速及柔性传动、过载保护等优点。
The main loop includes a three-phase bridge, an inverter module with three IGBT power tubes, a braking circuit and protecting circuits, etc.
系统主回路含三相全波整流桥电路，三对IGBT功率管组成的逆变器电路，制动电路及保护电路等。
In the aftermath of the demonic apocalypse, they have continued with their true purpose - maintaining watch over ancient relics of great power, and protecting the bloodline of man.
在恶魔的天启发生之后，他们坚持着捍卫着他们的决心-守护祖先的伟大力量遗址，守卫人类的血脉。
The inverter module, the braking circuit and protecting circuits were integrated in high-power IPM module.
其中逆变器、制动电路和保护电路均集成于大功率IPM模块之中。
Mating corresponding vacuum load switch is for electric power, metallurgy, mine, chemical controlling and protecting, it is suitable for location that has bad load and frequent operation.
配套相应的真空负荷开关可用于电力、金、山、工等部门的配电系统作控制和保护、别适合投切恶性负载和需频繁操作的场所。
Mating corresponding vacuum contactor switch is for electric power, metallurgy, mine, chemical controlling and protecting, it is suitable for location that has bad load and frequent operation.
配套相应的真空接触器开关可用于电力、金、山、工等部门的配电系统作控制和保护，特别适合投切恶性负载和需频繁操作的场所。
The reliability of power supply is improved by using over-current and over-voltage protecting circuit.
设计的过流、过压保护电路，有效地提高了电源的可靠性。
Then it came the signal debug device, protecting shield and power source, computer connection, signal process.
随后，本文还简要介绍了信号调理器、保护屏蔽接地与电源、计算机接口、信号处理等。
Mating corresponding vacuum contactor switch is for electric power, metallurgy, mine, chemical controlling and protecting, it is suitable for location that has bad load and frequent operation.
配套相应的真空接触器开关可用于电力、冶金、矿山、化工等部门的配电系统作控制和保护，特别适合投切恶性负载和需频繁操作的场所。
Not only the of maximum power point tracking and islanding protecting techniques, but also the technique for inverter to connected with grid are discussed in detail.
通过对光伏并网逆变器最大功率点跟踪、孤岛效应和并网控制等问题的分析，提出了具体的解决方案。
This paper analyzes the effects of the electric surge on the medical devices and presents methods of protecting the power supply of the medical devices from the electric surge.
本文就电涌对医疗设备的影响提出了对医疗设备的电源防护方法。
The necessity and material selection for protecting the outer surface of the used cooling tower in power plants are described.
阐述了电厂旧冷却水塔表面防护的必要性和材料的选择。
The necessity and material selection for protecting the outer surface of the used cooling tower in power plants are described.
阐述了电厂旧冷却水塔表面防护的必要性和材料的选择。
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