1)Overprotection[,?uv?pr?'tek??n]过保护
1."Overprotection" occurs when 3-layer polyethylene coated pipe is cathodically protected with traditional block magnesium anode.对于近年开始广泛应用的三层PE防护层埋地钢质管道,在应用传统的锭状镁阳极实施阴极保护时,常常出现"过保护"现象。
英文短句/例句
1.treated with medications and protective covering.受过药物处理并涂过保护层。
2.Safety device include: overload protection, wirerope break protection, height limit protection.设有过载保护、断绳保护、工作高度保护等多重安全保护装置。
3.overreach distance protection equipment过范围距离保护装置
4.current-limiting overcurrent protective device限流过电流保护装置
5.overvoltage protection varistor过电压保护压敏电阻器
6.bearing over-heat protective relay轴承过热保护继电器
7.winding over-heat protective relay绕组过热保护继电器
8.To safeguard as if by inoculation;protect.保护,预防就象通过注射预防针一样受到保护;保护
9.It has overload protection equipment which insures the safe running of the equipment.有过载保护装置,保证设备安全运行。
10.Time overcurrent and instantaneous overcurrent protection定时限过电流和速动过电流保护
11.Do not be too demanding or oer-protectie.不要过分要求或是过分的保护他们。
12.Multiple protections: delayed start-up for avoiding current shock, phase/ over current/ over-heat/ water protections.具备完善保护特性:防电流冲击缓起动,过流过热保护。
13.High/ Low Pressure Switch, Anti-frost Protector, Solube Chock, overload Protector, Coil Overheat Protector, Automatic Temperature Sensitive Switch, Anti-phase Protector.高低压开关,防冻开关,可熔栓,过载保护装置,线圈过热保护器,温度自动开关,逆相保护器。
14.He had been Governor of a British Protectorate.他做过英国保护领地的总督.
15.Content filtering encompasses several areas of protection.内容过滤包含几个方面的保护。
16.I live under my own steam, and nobody took me under his wing.我自食其力地生活,没人保护过我。
17.Bernice panicked and ran over to defend her kids,柏妮丝惊慌失措,跑过去保护她的小孩,
18.Wild wood should be well protect from excessive hag.野生森林应该被保护以免过量砍伐。
相关短句/例句
overload protection过载保护
1.Analysis of overload protection failure of PET melt booster pump;涤纶熔体增压泵过载保护失效分析
2.Applying the technology of high efficiency withdraw- filings and integration of machinery with electronics,the new adjustment and high effective negative pressure device and electromagnetic device with overload protection are developed.应用高效抽屑技术和机电一体化技术,研制推出了新型深孔加工技术及其装置——可调式高效负压抽屑装置和电磁式过载保护装置。
3.IC type overload protection circuit has gradually replaced thermal relay overload protection mode.煤电钻采用热继电器进行过载保护方式已逐渐被IC型过载保护电路取代。
3)over current protection过流保护
1.An over current protection strategy which is capable of resisting striking for inverter is presented, the phenomenon of invalid protection is also analyzed, and the solution is provided at last.介绍了一种具有较强抗冲击能力的逆变电源过流保护策略。
2.This paper puts forward an over current protection circuit for CMOS class-D audio power amplifier applications.基于Class-D音频功率放大器的应用,采用失调比较器及单边迟滞技术,提出了一种过流保护电路,其核心为两个CMOS失调比较器。
3.One of key technology in IGBT is of over current protection which not only affects the performance and operation safety of IGBT component itself,but also the performance and safety of the whole system.IGBT中关键的应用技术之一是过流保护,过流保护不仅直接关系到IGBT器件本身的工作性能和运行安全,而且影响到整个系统的性能和安全。
4)overcurrent protection过流保护
1.A New Composite Strategy of IGBT Overcurrent Protection for High Power Voltage Source Inverter;大功率电压型逆变器新型组合式IGBT过流保护方案
2.Analysis on switching over station power which cause station transformer overcurrent protection maloperation;厂用电切换引起厂变过流保护误动作的分析
3.Design of an overcurrent protection circuit in low dropout linear voltage regulator;低压差线性稳压器中过流保护电路的设计
5)over-current protection过流保护
1.A simple IGBT drive and over-current protection circuit;一种简单的IGBT驱动和过流保护电路
2.Meanwhile,three important protections(over-current protection,leak-power protection,earthing protection) as well as the other protections under the well are described in detail,which embody that these protections are significant to secure production and products of coal mine.简单叙述继电保护的原理,并对井下三大保护(过流保护、漏电保护、接地保护)及其它保护作了详细地论述,体现了供电系统和电气设备的保护对煤矿安全生产及其产量的提高具有重要意义。
3.Based on allocation anaylysis of the fuse protection and relay protection of distribution transformers, the basic selection principle of over-current protection is determined.针对配电变压器的熔断器保护和继电器保护配置进行分析,并确定出过流保护选择的基本原则。
6)overwinding protection过卷保护
延伸阅读
过保护分子式:CAS号:性质:阴极保护时,如果保护电位太负,反而使金属重新遭到腐蚀的现象。电位太负,金属表面会有大量氢气析出,如是碳钢,可能会发生“氢脆”而遭到破坏;如是两性金属,由于被保护金属表面附近溶液的pH值上升成为碱性,会导致金属再度溶解;如是不锈钢,会使表面氧化膜还原,使腐蚀加剧。