Analyses the formation and essence of iron loss on electrical machine, discusses the demagnetization principle of armature reaction of direct current machine, specifies the implication of parallel operation of synchronization generator by quasi-synchronous method, thereby understands relative concepts deeply.

  • 分析了电机中铁心损耗的形成机理及其本质,讨论了直流电机电枢反应的去磁机理,明确了同步发电机准同期并列的含义,从而深刻理解有关基本概念。
  • 来源:互联网摘选2026-05-07 14:28:10

  • 重点词汇
  • theart.这个;指已提到或易领会到的人或事物;指独一无二的、正常的或不言而喻的人或事物;用以泛指;与形容词连用,指事物或统称的人;用于姓氏的复数形式前,指家庭或夫妇;(指特定用途的事物)足够,恰好;每,一;当前的,本,此;(重读,表示所指的为知名或重要的人或事物)
  • conceptsn.概念( concept的名词复数 );观念;想法;总的印象;
  • ofprep. 关于;属于…的;由…制成;
  • lossn.损失;丧失;去世;亏损;失败;失落;
  • andconj. 和;与;而且;于是;然后
  • byprep. 在…旁边;表示方式;由于;经过;到…之前;
  • specifiesv.指定( specify的第三人称单数 );详述;提出…的条件;使具有特性;
  • principlen.道德原则;法则;观念;理由;定律;
  • 相关例句
1、

The laws of innovation, such as those related with brain activity, age, group chain reaction, and current influence, have great implications on the education of creative personnel.

创新具有脑生理规律、年龄规律、群体连锁反应规律、时代影响规律,这些规律对培养创新人才具有重要启示;

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2、

The results were as follows: 1. The reaction time, current density and initial pH had significant effect on the removal of COD.

研究结果如下:1.处理时间、电流密度、和原水pH值对COD去除有显著影响。

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3、

Or perhaps it's a reaction to the current ethos.

不过,这也可能是对当下社会风气的自然反应。

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4、

Based on the statistical results of air temperature, air pressure, wind and rainfall at some stations along the coasts of Southern Taiwan Strait, major characteristics of these elements and the reaction of current system to the variation of climate have been synthetically analysed.

根据台湾海峡南部沿岸一些台站气温、气压、风、降水量等要素多年的统计结果,综合分析了各要素的主要特征及水系等对气候变化的影响。

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5、

The results show that the reaction current of hydrogen evolution on Pb is higher than that on Pb-Bi alloy at the same potentials in the cathodic polarization curves.

阴极极化曲线测量表明,相同电位下,纯铅电极上的析氢电流大于铅铋合金电极上的析氢电流;

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7、

Through the research and the application of advanced measuring appliance and the multi parameter operation function, we realized the control of reaction current velocity and provided the method of monitoring the indirect parameters.

本文通过对先进仪表和多参数运算功能的研究和应用,实现了银催化剂工业侧线带流量计冗余的空速的测量和控制,为自控系统提供了监控这些间接参数的一双眼睛。

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8、

Effect of Reaction Current on Electrochemical Intercalation in Synthesis of HClO_4-Graphite Intercalation Compounds

电流对电化学插层制备高氯酸石墨层间化合物的影响电化学插层对石墨晶层的剥离作用

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9、

The effect of the carbon source, mole ratio of C/ SiO2, reaction current and reaction time on the morphology of the SiC nanowires synthesized by carbothermic reduction is discussed and the growth mechanism has also been elucidated.

研究了碳源、配碳量、反应电流和反应时间等实验参数对碳热还原制备SiC纳米线形貌的影响,并提出了生长机理。

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10、

Surface corrosion and passivation behaviors of galena are investigated by electrochemical techniques. Tafel and EIS spectrum demonstrate that formation of PbCO_3 passivation film on the surface of galena results in increasing of galena surface resistance and decreasing of reaction current and leaching rate of galena.

利用电化学测试方法(Tafel曲线、交流阻抗法)研究了方铅矿矿物表面的腐蚀钝化行为,结果表明,PbCO3钝化膜的形成,导致矿物表面电阻增加,反应电流减小,浸出率降低。

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11、

Accompanied with the decline in the density of active reaction center per excited cross-section ( RC/ CSO), the dissipated flux per excited cross-section ( DIO/ CSO) was enhanced.

用乙烯利诱导衰老过程中,单位激发截面活性反应中心数目(RC/CSo)逐渐下降,相反单位激发截面所耗散的光量子(DIO/CSO)逐渐增加。

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12、

The High Energy HI Reaction Cross-Section Affected by the Nonequilibrium Process

非平衡效应对高能重离子反应截面的影响

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13、

The modified mechanism of mechano-chemistry is stated by chemic adsorption and reaction between titanate coupling agent and O and O-H of tails surface. The infrared spectra showed that the adsorption on methyl-orange is mainly physical adsorption, and a few chemic adsorption.

其改性机理为,钛酸酯和尾矿表面羟基发生作用,其连接方式为化学吸附,使尾矿表面包裹一层偶联剂。红外光谱研究显示对甲基橙的吸附主要是物理吸附,有少部分是化学吸附。

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14、

With the increase of reaction time of coupling agent and silica, the particle size of organic surface modified silica in water becomes larger, and the weight loss of silica co-coagulate with rubber latex decreases.

随着偶联剂反应时间的延长,有机化白炭黑在水相中的颗粒尺寸变大,白炭黑在复合过程中的损失减小。

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15、

XPS and in-situ electron paramagnetic resonance ( EPR) spectra were used to examine the interfacial chemical reaction between silane coupling reagent on silica fiber surface and the components of phenolic resin solution.

采用X光电子能谱(XPS)和原位电子顺磁共振(EPR)研究了石英纤维表面硅烷偶联剂和不同酚醛树脂溶液组分间的界面化学反应。

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16、

The synergism of BaO/ γ-Al_2O_3 catalyst and cold plasma used in the reaction of oxidative coupling of CH_4 with CO_2 to C_2 hydrocarbons was studied.

研究了冷等离子体与BaO/γ-Al2O3催化剂协同作用下CO2氧化CH4制C2烃反应。

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17、

The catalytical reaction for oxidative coupling of methane on the Fe-P-O catalyst were studied at lower temperature ( about 650 ℃).

研究了较低温度(650℃左右)下,在Fe-P-O进行甲烷氧化制C2烃催化反应。

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18、

The BH reaction is the coupling reaction of different electrophiles and the α-position of activated alkenes under mild conditions.

该反应能在较温和的条件下实现各种亲电体和活化烯烃化合物α-位的偶联反应。

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19、

The reaction of dehydrogenation coupling of methane and methane with water under the condition of microwave plasma was studied.

在微波等离子体下,研究了甲烷以及甲烷和水脱氢偶联制C2烃的反应。

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20、

The result seems to be important for us to understand the complexity and reveal the reaction mechanism in coupling chemical reaction system.

这些结果对于解释耦合化学反应系统中的复杂现象、揭示其反应机理具有一定的指导意义。

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