dipolar造句
例句与造句
- 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 - 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 - 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 - 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。 - 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。 - It's difficult to find dipolar in a sentence. 用dipolar造句挺难的
- 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。 - 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。 - 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。 - 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 。 - 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。 - The first type of the dipolar defects will cause two successive 90 ? rotations of the direction of the dipoles during the process of switching , while the switching behavior of the ferroelectric system with the second type of the dipolar defects shows almost a single 1800 flipping
在外场转向的情况下，偏离平衡位置的偶极缺陷会引起缺陷周围的偶极子的两次90度反转，而极化取向固定的这类偶极缺陷不会导致偶极子的90度反转。 - The absorption characteristics was that the surface plasma absorption peak appeared around 570 nm shifted to a short wavelength and strengthened as the cu composition increased . but the maximal shift range of the absorption - edge preponderated over 500 nm , and leaded that the dipolar plasma resonance absorption peak were covered up and gradually disappeared in the absorption spectrum . we theoretically explained the mechanism of the modulating action
实验观察到cu表面等离子体共振吸收峰位在570lun附近的吸收边频移量超过了500nln .理论分析表明，吸收峰位的移动主要源于偶极共振，而峰形的宽化主要由纳米粒子的表面效应和量子尺寸效应引起 - Abstract : we have studied theoretically a beat effect in a four - level system due to fifth - order optical polarization , and considered the cases that the pump beams have either narrowband or broadband linewidth . we have found that the accuracy for the energy - level splitting measurement is determined by the homogeneous linewidths of the optical transitions . that is to say , this technique can achieve doppler - free precision in the measurement of the energy level splitting between two excited states which are dipolar forbidden from the ground state
文摘:研究了四能级系统中基于五阶极化的拍频效应，考虑了抽运光束为窄带线宽或宽带线宽的情形.发现其对能级分裂的测量精度决定于光学跃迁的均匀增宽.也就是说，这种技术在测量与基态是偶极禁戒跃迁的两激发态之间的能级分裂时，可得到消除多普勒增宽的精度 - If the position of the non - polarization slab shifts from the center to the surface , the number of the peaks of the susceptibility will change , and a step - like polarization curve is found . finally , two types of the dipolar defects are introduced into the lattice - based ferroelectric system
杂质层的空间位置的变化，如由中心对称位置向表面方向移动，会导致多层膜的相变温度升高，介电极化率由一个峰变为两个峰，多层膜的极化随温度升高出现跳跃下降( step一likepolarization ) 。
