极性
- polarity;polar
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(1) [polarity]
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(2) 物体在相反部位或方向表现出相反的固有性质或力量
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(3) 对特定事物的方向或吸引力(如倾斜、感觉或思想);向特定方向的倾向或趋势
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(4) 对两极或起电(如物体的)特定正负状态
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并联电抗器套管CT点极性方法的分析与改进
Analysis and improvement of polarity test in bushing current transformer of shunt reactor
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在AIN薄层和ZnO薄膜中都没有旋转畴的存在,而且,衬底N化工艺还可以控制薄膜的极性。
Furthermore , the polarity can be controlled by the substrate nitridation .
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烷是非极性的。
The alkanes are non-polar .
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溶剂极性对配合物Cu(L-trp)(Aa)稳定性的影响
Effect of Solvent Polarity on Stability of Cu (ⅱ) Complexes with Amino acids
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铈及其络合物在HPLC色谱柱上保留行为的研究&以螯合树脂及非极性柱(C8)为固定相
Retention Behavior of Cerium and Its Complexes on HPLC Column & Chelate Resin and C_8 Column as Stationary Phase
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浅析零序功率方向元件U0和I0极性关系
Basic Analysis on U_0 and I_0 Polarity Relation of Zero Sequence Direction Power Components
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基于K图的函数RM展开式在固定极性下的最小化
Function minimization with fixed polarity based on K map
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傅里叶变换红外光谱测定极性化SBS中的PMMA含量
Determination of the content of PMMA in polarized SBS by FTIR
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变极性TIG焊电源稳弧特性的研究
Properties of arc stability for TIG welding power source with variable polarities
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GaN的极性特征、测量及应用
GaN Polarity and Its Measurement and Application
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计算结果表明:GaN膜为Ga极性的纤锌矿结构;
The results show that the GaN film is of the wurtzite structure and has the Ga-polarity .
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SCF法计算分子极性反向之探讨
A discussion on the inversion in calculated molecular polarity by SCF method
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30种物质饱和蒸汽压及饱和液体密度同时关联的结果表明,修正的PT方程较原始的有较大改进,特别是对极性物质。
The results show that the modified PT equation is better than the original one , particularly fot polar substances .
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因OP分子的极性头基团位于空腔外,加合物带有亲水性的极性端,有利于加合物在水溶液中的分散,提高了βCD加合物的溶解度。
The inclusion complex carries a polar head group of OP and its solubility greatly increases in aqueous solution .
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手性液晶的研究X.强极性铁电液晶的合成及其性能
Synthesis of Ferroelectric Liquid Crystals with Large Spontaneous Polarization and Study of their Properties
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共聚物易溶于氯仿及DMF和DMSO等强极性非质子有机溶剂中。
Ly polar organic solvents such as DMF , DMSO and NMP at room temperature .
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变极性脉冲MIG焊控制系统
Variable polarity pulsed metal inert-gas control system
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通过极性控制的生长,使MBE法生长的GaN的表面形貌和电学特性都得到了改善;
Through the polarity-controlled growth , surface morphology and electrical property of GaN grown by RF-MBE is improved ;
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这种主客体相互作用不仅受客体尺寸、极性和电性等自身因素的影响,而且受体系的温度、pH值、介质极性以及场效应等外界环境的影响。
This host-guest interaction is affected not only by guest 's polarity and size but also by the environment of medium such as temperature , pH , polarity and radiative stimulation .
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该电源具有如下特点:可以输出单极性、双极性和混合极性SPWM波;
The power includes the following characters : being able to output signal-pole , double-pole and multi-pole SPWM waves ;
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聚丙烯(PP)综合性能好,用途广泛,但由于分子中不含极性基团而亲水性较差,限制了其应用领域。
Polypropylene ( PP ) have good properties and wide-range applications , Since there are no polar groups on the polymer chain , its applications are limited .
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本文以苯乙烯和丙烯酸酯的低分子共聚物为B段,以含有极性基团的单体为A段合成了A&B嵌段型颜料分散剂。
An A-B blocked pigment-dispersing agent has been synthesised , in which the A block is a monomer with polar groups and the B fo'oek is the oligomer of styrene and acrylate with lower molecular weight .
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并认为,与其他两种PAN相比,CO2PAN等规立构规整度偏低的原因是由于所采用的CO2溶剂的非极性效应所致。
The reason for the isotacticity of CO_2PAN being lower than the other two kinds of PAN was probably due to the nonpolar property of solvent used .
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本课题为了提高SBS胶粘剂的性能,通过接枝改性单体来增加胶粘剂的极性,改善SBS与被粘物体的相容性。
In order to enhance the adhesive performance of SBS , this paper increases the polarity of SBS adhesive through grafting modification monomer .
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IBA处理根段极性下端生根、发芽效果好。
IBA treatment on the under side of root section is good for rooting and budding .
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为了实现对金属有机配合物结构的预测与控制,我们尝试着探索溶剂的极性、pH值的大小以及辅助配体的类型对于产物结构的影响。
In order to realize the prediction and regulation of metal-organic framework structure , we tried to explore the effects of solvent , pH values and auxiliary ligands on the structures of products .
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XRD、FT-IR测试结果表明极性物质甲酰胺很好的插入层状黏土高岭土中,且插层率受反应时间影响显著。
XRD , FT-IR results show that formamide was intercalated into the interlayer of kaolinite and the intercalated ratio can be affected by the reaction time .
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随着EN极性比率增高,焊丝熔化系数增大,热输入减少,熔深变浅,余高增加。
Advantages such as great wire melting coefficient , low heat input , shallow penetration and big reinforcement height are obtained at high electrode negative ratio .
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影响因素不同,光照、氧化、介质极性的增加是脂肪族色素褪色的主要原因,而pH改变、金属离子存在对芳香族色素稳定性影响最大;
Factors of affecting its activities , light , oxidation , increasing of medium polarity are main factors of affecting acyclic pigments ' stability , while pH , metallic ions always change aromatic pigments ' color ;
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在测量ITO接触角的基础上,应用调和平均法计算了不同表面处理ITO阳极的表面能和极性度。
Based on the measurement of the contact angle of differently treated ITO , the surface energy and polarity were calculated using the harmonic mean method .