字典

residual variance

residual variance


基本解释:(剩余方差)

网络释义


residual variance

1)residual variance,(剩余方差)2)residual variance,剩余方差3)surplus,remnant,剩4)EX Excess,过剩,剩余5)remanence,剩磁6)residual magnetism,剩磁7)surplus,过剩8)excess,过剩9)surplus,剩余10)residual flux,剩磁

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用法和例句


The remanence, coercivity and maximum energy product decrease with deteriorated grain alignment.计算结果表明,随着磁体晶粒易轴取向度的变差,磁体的剩磁、矫顽力均随之下降。xZQ汉语字典

Metal magnetic powder with fine particles and relative higher coercivity and remanence are ideal materials for high density magnetic recording.属磁粉颗粒细小,具有较高的矫顽力和剩磁,是较为理想的高密度磁记录材料。xZQ汉语字典

In the steel tube nondestructive inspection by using magnetic technique,the steel tube needs to be magnetized,thus the magnetized steel tube has remanence.检测前 ,首先对钢管磁化 ,然后再进行检测 ,但是 ,磁化后的钢管会有剩磁 ,这种剩磁不但给后继加工 (如螺纹加工、焊接 )、安装及使用造成不便 ,也会影响仪器设备的正常工作 ,所以 ,检测后的钢管必须进行消磁处理。xZQ汉语字典

It is pointed out that the vibration with main frequency of 50 Hz is greater only in part of this transformer on load, and the switching surge current has maximum value of same kind of transformer, which have the possibility of obvious residual magnetism in this transformer.认为该变压器带负荷时仅局部区域振动较大,且主频率为50Hz,变压器合闸涌流为同类变压器的最大值,不能排除该变压器存在明显剩磁的可能性。xZQ汉语字典

The closing excitation inrush current was large because the residual magnetism of the transformer was overly large.分析认为,引起该变压器重瓦斯动作的主要原因是较大的合闸励磁涌流引起主变线圈器身振动所形成的油流扰动,引起该合闸励磁涌流明显偏大的原因主要与变压器的剩磁过大有关,提出了现场控制变压器剩磁的方法。xZQ汉语字典

Checking and analysis revealed at last, that it was caused by residual magnetism after repair, the polarity of which was opposite to that effected by direct current in the rofor.在水力发电公司检修时,几次碰到发电机不能启励建压的情况,经过检查分析,最终确定为剩磁的原因,主要是检修后剩磁的极性与转子直流电产生的极性相反造成的。xZQ汉语字典

On the Reasons of Macroeconomy Total Output Surplus;我国宏观经济总体过剩的成因xZQ汉语字典

Recent years has seen periodic surplus of refining capacity in Asian Pacific region.近几年亚太地区炼油能力出现了阶段性过剩 ,预计这一情况将持续到 2 0 0 3年左右。xZQ汉语字典

In this article,Bruno production function is selected for the two step analysis of the Chinese agricultural output,which has taken the country s surplus labour force and its transfer into full consideration.针对中国农村劳动力严重过剩的国情,选用Bruno的生产函数,对我国的粮食产量进行了实证分析。xZQ汉语字典

There is no doubt that Chinese economy has to face a fact------excess liquidity now.中国经济正面临着“流动性过剩”,这是一个让人不愿面对而又不得不面对的事实。xZQ汉语字典

Analyzing the transfer of surplus labors in the rural areas of China;试析我国农村剩余劳动力的转移xZQ汉语字典

The essential difference between the"surplus" of public hospital and enterprise was emphasized.强调公立医院的“剩余”和企业的有本质区别。xZQ汉语字典

By the principles of economics,the change of consumer surplus,producer surplus and social surplus with railway freight transport integration was disc.进一步运用福利经济学原理 ,分析了路货运集中化前后消费者剩余、生产者剩余和社会总剩余的变化 ,得出路货运集中化会使社会总福利增加。xZQ汉语字典

Considering the effects of residual flux to inrush transient, the grounding resistor connected to the transformer neutral point is used to restrain the inrush transient of the first closeing phase and then a "delayed closing-strategy" is employed to reduce the inrush current ma.该方法考虑了剩磁对励磁涌流的影响,利用中性点串联电阻的方法抑制首合相励磁涌流暂态过程,利用“延迟合闸”策略限制剩余两相涌流幅值。xZQ汉语字典

Analysis shows that this phenomenon is caused by the residual flux in step-up transformer.采用变频起动的大型同步电机在起动初期可能出现反转现象 ,这对有些被驱动设备是不允许的 ,经分析这种反转现象是由升压变压器的剩磁引起的 ,通过消磁的方法解决了这一问题。xZQ汉语字典

The residual flux in iron core is analyzed too.通过有载合闸变压器模型,分析了变压器有载合闸过程中由于副边突然短路导致主保护动作时电流和磁通的暂态过程,并对变压器心内的剩磁作了定性的分析。