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- The police replayed footage of the accident over and over again. 警察一遍又一遍地重放事故的片段。
- Over voltage protection: It means the voltage of the protected circuit is higher than set value. 过压保护:指被保护线路电压高于设定值。指示灯形式为:黄灯亮;
- However, in this system serious over voltage may occur due to arc grounding fault. 然而,在此系统中可能由于电弧接地故障而出现严重过电压。
- Through over voltage on-line monitoring device testing, inquire into lightning protection of the reactor with air core. 并通过安装过电压在线监测装置进行测试的方法,初步探讨了空心电抗器防雷的作用。
- With the perfect protection functions in over voltage, under voltage, over heat, over current, over load, safe and reliable. 具有完善的过压,欠压,过热,过流,过载自动保护功能,安全可靠。
- Transient over voltage problems are quickly solved using shunt regulators that clamp regeneration voltage to safe levels. 并联稳压器可以迅速解决瞬态过电压的问题,使电压回到安全水平。
- And also, it has many other functions include islanding detection and avoiding, over voltage protection, over current protection and so on. 此逆变器还具有其他功能,包括孤岛效应,过电压欠电压保护,过流保护等等。
- The principle and application of three new protection ICs including active EMI filter, over voltage protection IC and over current protection IC are introduced. 介绍了3种新型保护器件的原理与应用,包括有源电磁干扰(EMI)滤波器、集成过电压保护器件和集成过电流保护器件。
- Aiming at mangling of electron equipment due to transient over voltage from thunder and operation between 4 and 3+1 source defend thunder equipments is discussed. 针对雷电和操作过电压所引起瞬间过电压对电子设备系统的损坏,探讨加装电源防雷器时采用四模块和3+1模块时的性能,并进行比较和分析。
- I saw the whole accident with my own eyes. 这次事故我是全部亲眼看到的。
- The accident put an untimely end to the party. 意外事故使聚会匆匆结束了。
- Run under electromagnetic pulse(EMP),microcomputer can have over- voltage or over- current in it's interface circuit when EMP's intensity reach to certain value,and get interfered or damaged. 受 emp照射的微机系统,当 emp场强达到一定数值时,其设备接口电路上即产生过电压或过电流,从而使设备受到干扰或损伤。
- The paper discussed live working on the first 220kV compact overhead transmission line in our country,calculating the over voltage and safe distance,which made the live working on this line possible. 对我国第一条220kV紧凑型高压架空输电线路带电作业进行了探讨,计算了其过电压和安全距离,使在该线路上带电作业工作成为可能。
- If network server ,router,network switch,HUB and other signal terminal device with network interface(RJ45),to prevent the device damage cause by inductive over voltage or ground potential rise. 如网络服务器、路由器、网络交换机、HUB等网络(RJ45)接口的信息终端设备,防止因线路感应过电压或地电位升高对设备的损坏。
- He had had a blackout after the accident. 事故发生后,他晕过去一阵子。
- Whole protection(short circuit protection,over current protection,over voltage protection,under voltage protection,polarity confusion protection,anti-islanding protection,thunder protection). 具有完善得保护功能(过压、欠压、过流、短路、反接、防孤岛效应、防雷等保护措施)。
- The paper discusses the influence on mine equipment such as ventilator and pump of instantaneous voltage-drop of bus from short-circuit and lightening over voltage in mine power supply system. 论述了煤矿供电系统因受短路和雷电过电压而引起母线电压瞬时降低对矿井通风、排水等设备的影响。
- He had an accident and bashed up his car. 他出了交通事故,把车子撞毁了。
- All blame for the accident must attach to myself. 事故的一切责任应由本人承担。
- He Zhiyuan,Tang Guanfu,Deng Zhanfeng,et al.Study on over voltage protecuon strategy of the thyristor valve overcurrent test eqmpment[J].proceedings of the CSEE,2006,26(13):56-61(in Chinese). [5]贺之渊;汤广福;邓占锋;等.;晶闸管阀过电流试验装置过电压保护策略的研究[J]