查询词典 rod breaker

If the circuit breaker to disconnect the initial state, the circuit breaker reclosing, the electrical start.

如果断路器初始状态为断开，断路器合闸，电机开始启动。

In these cases, the mode of singlepole reclosing was set, and when single phase grounded fault occurred at the transmission line, all of protection relay operated correctly, and three phases of one breaker directly tripped at one time, and this breaker was not reclosed.

详细介绍了华中某500kV变电站两起典型的重合闸不正确动作事故，即在单重模式下，输电线路发生单相接地故障，保护装置均正确出口情况下，其中一个线路断路器直接三跳，未重合。

The breaker footprint and overall dimensions are identical to earlier 145PM designs. The breaker retains the advantages of spring-hydraulic drive technology with the HMB-2 operating mechanism, a more powerful version of the well-proven type HMB-1 unit used by its predecessor.

断路器封装和整体尺寸与早期的145PM断路器设计是一样的，该断路器保留了HMB-2型弹簧储能液压操动机构技术的优点，这是HMB-1的一个功能更强大的下代产品。

Vacuum circuit breaker has been developed for 20-30 years. It has great development potential as power circuit breaker.

真空开关是最近二、三十年发展起来的新一代开关电器，是一种极具发展潜力的电力开关。

In this paper, associated with the key problem of 550kV SF6 high voltage circuit breaker which is used in GIS of three Gorges project, the mathematical models of static electrical field and one-dimensioned and two-dimensioned gas flow field during the overall breaking process in arc chamber of circuit breaker are developed. On the basis of gas discharge theory, the criteria to judge the interruption success is determined.

本文结合长江三峡550kV GIS中SF6断路器的科技攻关项目，建立了断路器开断过程中灭弧室内静电场、一维气流场、二维气流场的数学模型；根据气体放电的基础理论选定了衡量断路器能否成功开断的标准，并通过一维和二维气流场的有机结合，有效地解决了原二维气流场计算软件无法计算有载开断的难题，具有较强的工程实用性。

According to the technical requirement of 800 kV tank SF6 circuit breaker and aiming at the initial structure of bushing of circuit breaker, the numerical calculation of electric field and analyses of insulating performance were conducted based on the technical and engineering conditions.

以800kV罐式SF6断路器为主要研究对象，根据超高压断路器产品的技术要求，针对断路器出线套管初步设计结构，在满足产品技术条件和工程要求前提下，进行基于电场数值求解绝缘性能分析。

The complete set equipments of ball mill, crusher, magnetic separator, flotation machine, spiral sorting machine and dryer, etc are suitable in selecting black and non-ferrous metal such as iron, copper, gold, silver, lead, zinc tungsten, molybdenum, tin, manganese, etc and nonmetal mine such as fluorite and graphite. The sand and crushed stone detritus equipments like jaw breaker, counter-attack breaker, sand-maker, shaker, sand washer, conveyer, etc apply to constructions of airport, railroad, highway, common freeway and architectures of national large-size bridge, cross-harbor tunnel, land tunnel, new high-level building etc.

球磨机、破碎机、磁选机、浮选机、螺旋分级机、烘干机等成套选矿设备，适用于选铁、铜、金、银、铅、锌钨、钼、锡、锰等黑色、有色金属矿及萤石、石墨等非金属矿；颚式破碎机、反击式破碎机、制砂机、振动筛、洗砂机、输送机等砂石破碎设备适用于飞机场、铁路、高速公路、普通公路及国家大型桥梁、海底隧道、陆地隧道、新型高层楼房等建筑材料制造行业。

Parameters of self-energy circuit breaker for 252kV50kA GIS are set according to the technical and developing demand of it in this thesis. Vertical arrangement and principle of self-energy arc-extinguishing are selected to develop this breaker.

本文针对252kVGIS用自能式断路器的技术要求，并结合目前252kVGIS的发展要求，确定了断路器的各项参数，并采用立式布置方式与自能灭弧原理设计开发该断路器。

3 A fuseholder or circuit breaker provided as a part of an appliance shall be acceptable for the particular application and shall not be accessible from the outside of the appliance without opening a door or cover, except that the operating handle of a circuit breaker may project outside of the enclosure. A fuseholder shall be so installed that no uninsulated live parts other than the screw shell or clips of the fuseholder are exposed to contact by a person removing or replacing a fuse.

18.3保险盒或电路断路器作为电器的一个零件可被特殊电器所接受，并在电器上的门或盖未打开的情况下，除了电路断路器的操作手柄伸出了外壳，都不能接触到保险盒或电路断路器，保险盒装好，若更换或取走保险时，除了螺钉盖及保险夹可同人体接触之外，不能有其它的导电活动件裸露同人体接触。

Results Causing the pathogen of the infection regard the Green's surname feminine gender rod bacteria as principle,occupying 90.2%,the escherichia coli is the most familiar to occupy 65% the next in order for transform the rod bactenia,viceescherichia coli,sewerage intestine rod bacteria,etc.of aerobacter aerogenes.

结果：引起感染的病原体以革兰阴性杆菌为主，占90.2%，大肠埃希菌最常见占65％，其次为变形杆菌、副大肠杆菌、阴沟肠杆菌、产气杆菌等。

Some of them were ligated to the plasmid vector pCR 2.1 andsequenced,respectively.

将所获DNA片段克隆到pCR2.1载体进行测序，并与基因组数据库进行同源性比较。

Thinking since Google owns Blogger, I would be able to escalate this issue to the support team.

自谷歌的思考拥有Blogger的，我将能够缓解这一问题的支持团队。