having equal and opposite electric charges or magnetic poles having opposite signs and separated by a small distance
例句与用法
1.
Study of 1 , 3 - dipolar cycloaddition in the synthesis of tazobactam 酸偶氮类试剂的合成及应用研究
2.
Theoretical study on the 1 , 3 - dipolar cycloaddition reaction of c , n - dimethyl nitrone and acrylonitrile 偶极环加成反应的理论研究
3.
Residual dipolar couplings and their applications in determination of protein structures 残留偶极耦合及其在蛋白质结构研究中的应用
4.
Applying the monte - carlo simulation on the system , we obtain the introducing of the dipolar defects will decrease the coercive field Nte一carlo方法，研究了偶极缺陷对铁电系统的switching行为的影响。
5.
A wide variety of natural products , e . g . alkaloids , - lactames , biotin , amino sugars has been synthesized by 1 , 3 - dipolar cycloaddition reaction between nitrones and alkenes 通过硝酮与烯烃化合物的1 ， 3 -偶极环加成反应合成了许多天然?物，如生物硷、 -内酰胺、生物素、氨基糖等。
6.
A wide variety of natural products , e . g . alkaloids , - lactames , biotin , amino sugars has been synthesized by 1 , 3 - dipolar cycloaddition reaction between nitrones and alkenes 摘要通过硝酮与烯烃化合物的1 ， 3 -偶极环加成反应合成了许多天然?物，如生物硷、 -内酰胺、生物素、氨基糖等。
7.
Abstract : a wide variety of natural products , e . g . alkaloids , - lactames , biotin , amino sugars has been synthesized by 1 , 3 - dipolar cycloaddition reaction between nitrones and alkenes 文摘:通过硝酮与烯烃化合物的1 ， 3 -偶极环加成反应合成了许多天然产物，如生物碱、 -内酰胺、生物素、氨基糖等。
8.
Radiation spectrums of relativistic charged particles in a dipolar magnetic field were studied numerically in detail by using the current density of moving charged particles in this paper 摘要从运动的荷电粒子产生的流密度出发，研究了在地球偶极磁场中运动的相对论性荷电粒子的辐射能量谱，并对其进行数值计算。
9.
Baoxiang gao , quanguo zhou , yanhou geng , yanxiang cheng , dongge ma , zhiyuan xie , lixiang wang , fosong wang “ new fluorescent dipolar pyrazine derivatives for non - doped red organic light - emitting diodes ” materials chemistry and physics 99 ( 2006 ) 247 ? 252 高保祥,王明,程延祥,王利祥,景遐斌,王佛松“高荧光量子效率三亚吡嗪衍生物的合成与性能” ，应用化学2007 ，第24卷4期365 - 369 。
10.
The characterization of " click chemistry " ( the 1 , 3 - dipolar cycloaddition combined with the synthetic design of triazoles and tetrazoles ) is reviewed , and some recent examples of various bioconjugates synthesis are introduced based on the " click chemistry " 摘要介绍了利用1 , 3 -偶极环加成反应合成氮杂三唑和氮杂四唑的设计方法和反应特点，以及氮杂唑类化合物的合成在生物缀合物研究中的应用。
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