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- What is measured, then, is the size of the electric charge distribution. 所以我们所测定的是电荷分布区的大
- Abstract The progress on the nuclear charge distribution in low energy fission of actinide is reviewed briefly. 摘要 近十年来电荷分布研究取得了显著进展。
- Various factors, including the apex geometry of the emitter tip, the protrusion length, and the simulated charge distribution, were considered. 因而对其发射系统进行仿真分析,可以很好地指导液态金属离子源的设计制造。
- By employing these parameters, group electronegativity, the charge distribution of some groups containing phosphorus element and the total energies of the groups were calculated. 从电负性均衡原理的观点;利用这些参数确定了一些含磷元素的基团电负性、电荷分布和总能量;并进行了讨论.
- Fang Liang,Fu Haijin,Tu Demin,et al.Space charge distribution of polyethylene after surface treatment by plasma[J].Proceedings of the CSEE,2003,23(8):151-154(in Chinese). [1]方亮;付海金;屠德民;等.;等离子表面处理聚乙烯中空间电荷分布[J]
- The results show that the mass distribution of the coagulated ash particles still follows the R-R distribution and the same size particles have a Boltzmann charge distribution. 结果表明:荷电颗粒群经历外电场作用下的凝聚过程后,其粒径分布仍然保持R-R分布状态,只是平均粒径加大,粒径分布更加集中;
- In this paper, space charge distribution in DC composite insulator FRP rod materials after negative DC high voltage application was measured by PEA method and the results were analyzed and discussed. 摘要使用PEA法空间电荷测量系统测量了负直流高压电场作用后复合绝缘子芯棒材料中空间电荷分布,并进行了相关的分析和讨论。
- The adsorption energy of H~+ on different coal surface, along with correlated chemical bond length, order, and net charge distribution were obtained by means of ZINDO quantum chemical calculation of model compounds. 通过对模型化合物的ZINDO量子化学理论计算 ;得到了H+ 在煤表面的吸附能、相关化学键的键级、键长和净电荷分布 .
- Applying the difference solution of Laplace equation,we give an approximate,quantitative analysis of the fileld distribution and then the charge distribution of isolated conductor. 本文利用数理方程中的差分法求拉普拉斯方程的近似解 ;对孤立导体空间电势分布作出定量分析 ;从而近似求出孤立导体表面的电荷密度分布情况 .
- The results also show that the electric field change wave of the Non-standard dart-leader namely "even change wave" depend on the branches structure of the lightning channel namely non-uniformity of the charge distribution close by the lightning channel. 结果又指出:非经典式直窜先导电场变化波形,即“平缓变化波形”与闪电通道的分岔结构有关,即与通道附近云中电荷分布不均匀性有关。
- A 10% service charge is added on to the bill. 帐单上包括了百分之十的服务费。
- The effects of active chlorine charge in D1 stage, active chlorine charge distribution in the two D stages and the total active chlorine charge on D0(EOP)D1 bleaching of bamboo pulps were investigated in this paper. 探讨了D0(EOP)D1漂白的工艺,对D1段的ClO2用量,两段D的ClO2用量分配比及总ClO2用量进行了优化。
- The structures of [Fe(H2O)m(OH)n]x(m+n=4;x=3+,2+,1+,0,1-) have been optimized by the Density Functional Theory(DFT) method at the B3PW91/6-31G(d,p) level. The geometric parameters,charge distribution and total energies of the complexes have been analyzed. 在B3PW91/6-31G(d,p)计算水平上,对铁离子配合物[Fe(H2O)m(OH)n]x(m+n=4;x=3+,2+,1+,0,1-)的5种可能构型进行优化计算,分析比较了优化结果的几何构型、电荷布居以及能量。
- Furthermore, we studied the influence of length, radius and aspect ratio on the charge density relative distribution curve, showing that length and radius play an important role in relative charge distribution of tube and in tip respectively. 进一步研究了长度、半径和长径比对电荷密度相对分布曲线的影响,表明长度主要影响管身电荷密度相对分布,半径主要影响尖端电荷密度相对分布。
- As the two charge distributions separate, leaving positive and negative sheaths. 当两种电荷分布开始时,就留下正离子鞘和负离子鞘。
- The hybrid density functional theory at ab initio level was applied to study solvent effects on geometrical structures, charge distribution, and solvatochromic shifts of 4-nitro-buta-1,3-dienylamine molecule. 摘要在从头计算的水平上,利用杂化密度泛函理论研究了溶剂对4-硝基-1,3-丁二烯基胺分子的几何结构、分子内的电荷分布和电荷转移态的能量漂移的影响。
- In this paper, sorbital is used as a kind of nucleator to modify crystalline morphology of PE.Initiation and growing of water treeing and space charge distribution in samples are studied. 本文还以三梨糖醇作为成核剂来改善聚乙烯的结晶形态,研究其中水树枝的形成和生长以及空间电荷的分布。
- Surface charge distribution of the heparin binding site.Blue indicates positive charge and red color denotes negative charge.Hexasaccharide derived from heparin is shown in stick model. 本实验室利用最新型低温超导探头的超高磁场核磁共振光谱技术(500,600及800兆赫)及多种物理,化学,及分生的方法,研究蛋白质之结构,动性,功能及药物设计。
- In this paper,space charge distribution in DC composite insulator FRP rod materials after negative DC high voltage application was measured by PEA method and the results were analyzed and discussed. 使用PEA法空间电荷测量系统测量了负直流高压电场作用后复合绝缘子芯棒材料中空间电荷分布,并进行了相关的分析和讨论。
- Do they charge carriage by bulk? 他们是否按体积计算运费?