查询词典 fetch protection

With all safety protection: over-voltage, over-load,over-temperature protection, surge protection, and resettable short circuit protection.

多重保护功能让您使用更加安全可靠：可恢复式短路保护，过压保护，过流保护，过载保护及过温保护。

In order to strengthen the intellectual property rights protection, collaborates to attack the abuse of authority, on November 21, 2003 the intellectual property rights protection alliance which by Shanghai, Nanjing, Hangzhou, Suzhou, Wuxi and so on 16 cities forms proclaims the founding. In March, 2004, by correspondence giant Hua Wei, the resurgence, the steel and iron giant canton steel works, the beautiful steel, chemical giant Maoming petrifies, Guangzhou petrifies, electrical appliances giant TCL, created Uygur, Kang Jia beautifully, and so on one batch of enterprises collaborates in Guangdong to establish our country first intellectual property rights protection association, in the same year Shantou establishment patent protection association.

为了加强知识产权保护、联手打击侵权行为，2003年11月21日由上海、南京、杭州、苏州、无锡等16个城市结成的知识产权保护联盟宣告成立。2004年3月，由通信巨头华为、中兴，钢铁巨头广钢、韶钢，化工巨头茂名石化、广州石化，家电巨头 TCL 、创维、康佳、美的等一批企业联手在广东成立了我国第一家知识产权保护协会，同年汕头市成立专利保护协会。

In the circuit board manufacturing industry, can be used for electronic protection paste, especially for SMT temperature protection, electronic switches, PCB board finger protection, electronic transformers, relays and other high temperature resistant and moisture protection needs of electronic components.

在线路板制造行业中可用于电子保护粘贴，特别适用于SMT耐温保护、电子开关、PCB板金手指保护、电子变压器、继电器等各种需耐高温及防潮保护的电子元器件。

Accident prevention;Anaesthesiology;Classes of protection;Classification;Clearances;Colour codes;Definition;Definitions;Dimensions;Earth conductors;Earthing;Electric appliances;Electric mains;Electrical appliances;Electrical engineering;Electrical medical equipment;Electromagnetic compatibility;Electromedicine;Electrostatics;EMC;Environmental conditions;Equipment;Equipment safety;Explosion protection;Graphic symbols;High frequencies;High frequency surgery;Impact testers;Insulations;Interference rejections;Interferences;Interfering emissions;Leakage paths;Letterings;Lists;Low frequencies;Marking;Measurement;Medical equipment;Medical sciences;Medical technology;Operational instructions;Protection coverings;Qualification tests;Radiation protection;Radiofrequency apparatus;Safety;Safety devices;Safety engineering;Safety requirements;Specification;Strength of materials;Surveys;Symbols;Temperature;Test equipment;Testing;Testing voltages;Transformers

中文主题词事故预防；麻醉学；防护等级；分类；清除；色码；定义；尺寸；接地导线；接地；电气器具；电源；电气设备；电气工程；医用电气设备；电磁兼容性；电医学；静电学；EMC；环境条件；设备；设备安全；防爆；图形符号；高频；高频外科学；冲击试验器；绝缘；干扰抑制；干扰；干扰辐射；漏电路径；文字书写；表；低频；作标记；测量；医疗设备；医学科学；医疗技术学；操作说明；保护覆盖层；合格试验；辐射防护；射频设备；安全；安全装置；安全工程；安全要求；规范；材料强度；调查；符号；温度；试验设备；测试；测试电压；变压器

The correctness of logic theory is one of the most important factors in relay protection. This paper validate the testing function of medium and low voltage line protection through the relay protection testing system based on virtual instrument developed by ourselves, so as to make the validation of the correctness of logic theory be independent of the relay protection devices'software and hardware.

保护逻辑原理的正确性是继电保护能可靠动作的重要因素之一，本文采用自行研制的基于虚拟仪器的继电保护测试系统对中低压线路保护测控功能进行了验证，确保保护逻辑原理的正误与微机继电保护装置软硬件无关。

The new style battery charge control system with high efficiency designed in this paper has all kinds of protection measures completely, such as over- current protection, low-voltage and over-voltage protection, over-temperature protection and so on.

本文设计的这套高效光伏充电控制系统具有各种完善的保护措施，诸如过流保护、蓄电池欠压、过压保护及过热保护等。

The behaviors of traveling wave protection, du/dt protection, line low-voltage protection and line differential current protection are proposed which can illustrate the fault process clearly.

通过读取故障的原始录波数据，详细分析了这次故障的特征，给出了行波保护、电压突变量保护、线路低电压保护和线路差动保护的动作行为，使这次故障过程得到比较清楚的解释。

Protection: DC input over/low-voltage, the anti-polarity protection, AC output over-power、short circuit protection, machines overheating protection.

直流输入过、欠压、极性反接保护，交流输出过功率、短路保护，机内过热保护。

Protection: DC input over/low-voltage, the anti-polarity protection, AC output over-power、short circuit protection, machines overheating protection.

直流输入过、欠压、极性接反保护，交流输出过功率、短路保护，机内过热保护。

Equipped with phrase protection relay, power short-cut protection, current overload protection, hi-low voltage switch, freeze protection, water fiow control, electronic time holdup device,etc.

装有相序保护、电源短路保护、电流过载保护、高低压控制、结冰保护、水流制、电子时间延迟安全装置。

I can not negligent, he should do what?

我不能不在意了，他要做什么呢？

It is very dangerous to swim in the river alone.

一个人到河里游泳是很危险的。