1)  boot loader
加电初始化
2)  additional voltage
附加电压
1.
This paper describes additional voltage of special operations in pre-bake aluminum electrolysis cells.
本文针对预焙铝电解槽特殊作业附加电压这一技术问题,在理论分析的基础上,通过工业试验进行了研究。
3)  electric field
外加电场
1.
The growth of ZnO nanowires under electric field and field emission property;
ZnO纳米线在外加电场下的生长及场发射性能
2.
In order to control the growth of ZnO nanowires effectively,the authors have fabricated ZnO nanowires by thermal evaporation under the condition of electric field.
为了有效控制ZnO纳米线的生长,采用物理热蒸发法在外加电场的条件下制备ZnO纳米线。
3.
CdS nanowire arrays,nanobelt and nanotubes have been synthesized successfully by thermal evaporation under condition of electric field.
在外加电场的条件下利用物理热蒸发法成功制备出CdS纳米线阵列、纳米带和纳米管,纳米线阵列沿平行于电场方向生长。
4)  external electric field
外加电场
1.
Work function change of Ag, Au, K adsorbed on W(001) surface as a function of external electric field;
Ag,Au,K吸附在W(001)表面上的功函数随外加电场的变化
2.
The performance of charged membrane under an external electric field was investigated by the ultra-filtration for dextran sulfate with molecular weight less than 10000 by means of determinations of flux,retention rate,decay and scavenging recovery of the membrane flux.
结果表明:与中性膜PES300相比,外加电场下荷电膜的膜通量和截留率都有所提高,而膜通量衰减程度由41。
3.
The authors try to find the effect of external electric field on the combustion mechanism of SHS through experimental study on a reaction system: (1-x)(Ti+C)+x(Ni+Al)=(1-x)TiC+xNiAl.
通过对(1- x)( Ti+ C)+ x( Ni+ Al)= (1- x) Ti C+ x Ni Al反应体系的 S H S实验研究,获得了外加电场对燃烧过程及产物的影响规律: S H S过程中燃烧波速与外加电场电压呈线性关系;外加电场将使燃烧温度升高,升高的比率与预热条件有关;外加电场对燃烧产物颗粒尺寸有显著影响。
5)  Impressed current
外加电流
1.
according to the applications of impressed current cathodic protection(ICCP) system used in seawater circulatingsystem of power plant,combining the theory and practice experience,the author put forward and discussed some questions aboutdesign and construction,and hope this technology can be used in practice more and more.
根据外加电流阴极保护技术在某电厂海水循环水系统中的应用情况,结合理论及实践经验,提出了海水循环水系统外加电流阴极保护设计及施工中应注意的一些问题,希望能使该技术更多地被应用于生产实践。
2.
This paper describes the united anticorrosion methods of coatings and impressed current electrochemical protection, which offers protection to old ,badly corrosion water-carried pipeline.
本文阐述了利用复合涂层与外加电流电化学保护相结合的方法,对已运行的旧的、腐蚀较严重的输水管道进行防护。
3.
However,the impressed current cathodic protection system can well refrain the reinforcement from being corroded and is particularly applicable to the rehabilitation of old concrete structures with their reinforcement corroded by chloride pollution and is also applicalble to the protection of the reinforcement of newly-built concrete structures.
钢筋的腐蚀对钢筋混凝土结构及预应力混凝土结构的耐久性影响极大,外加电流阴极保护能较好地控制钢筋锈蚀,尤其适用于受氯化物污染引起钢筋腐蚀的旧混凝土结构的修复或新结构中钢筋的保护,介绍该系统的实际应用情况。
6)  applied voltage
施加电压
1.
Two factors such as the applied voltage and gas residence time in the reactor,which affect the destruction of formaldehyde,are studied.
对目前室内外甲醛污染越来越严重的现状,实验研究了用放电等离子体处理甲醛废气,考察了施加电压和甲醛分子在反应器中停留时间二因素对去除率的影响,分析了甲醛去除中可能发生的一系列等离子体化学反应。
参考词条
补充资料:亲电加成反应
分子式:
CAS号:

性质:反应中,亲电试剂首先接近碳碳重建(双键或叁键),通过π电子对转变为σ电子对的方式形成一个σ键,同时生成碳正离子中间体(开放式或桥式);第二步反应式,碳正离子中间体与亲核试剂结合,得到加成产物。

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