查询词典 coupling

Suzuki cross-coupling of aryl bromides with arylboronic acid is one of effective methods to form biphenyl derivatives in organic synthesis.

研究了它们对 Suzuki偶联反应的催化作用，优化了这些催化剂在联苯类化合物合成中的反应条件。

In the course of numerical calculation, the influence among asperities, the coupling problems of the variation of temperature and pressure on contact surfaces, the variation problems of the maximum temperature, maximum contact pressure, maximum stress were taken account into.

在数值计算过程中，着重考虑了微凸体之间的相互影响，温度变化与接触区域压力变化的耦合问题，最高温度、最大接触压力以及最大等效应力的变化问题。

The interfacial effects of silane coupling between asphalt with granite and cement mortar were studied in this paper.

研究了硅烷偶联剂对沥青与石料及水泥砂浆界面的作用。

These algorithms contain rich information of system structure, especially, the information of coupling and structure at infinity.

给出非正则反馈线性化问题有解的一系列构造性的充分条件以及必要条件，以及求解线性化反馈变换的递推算法。

Aimed at the hydrogeology condition of flood mine with large range filling mining, numerical analysis of fluid-solid coupling was done.

针对大面积充填采矿涌水型矿井的水文地质条件，进行了流固耦合的数值分析。

In this paper, after taking over coupling effect between electronic spin and orbital angular momentum, to revise the formula of electronic angular momentum in Bohr's theory, and electronic speed formula is obtained in a single-electron system, and to correct the energy level formula of atomic orbit in Schr? dinger's method by relativistic effect, the theoretical improving formula is built for spectrum fine splitting calculation, the calculated values are in good agreement with experimental ones, and reflect changing law of spectrum fine splitting values.

本文在考虑了电子的自旋角动量与轨道角动量的耦合作用后，通过对Bohr理论中的电子运动角动量的修改，推导出单电子体系的电子速度公式，结合对Schrdinger的原子轨道能级表达式相对论效应修正，从而得出本文的氢及类氢离子光谱精细结构值的理论计算公式，应用此改进公式，所得的计算值与实验观测值符合得很好，计算结果也反映了氢及类氢离子光谱精细结构数据变化的规律性。

The lattice constant, atomic moment and the anisotropic magnetostriction exhibit abrupt changes at about 42 K, which is connected with the first-order structural transition and indicative of a strong coupling between magnetism and crystal structure.

晶格常数、磁矩和各向异性磁致伸缩常数在42K都有一个迅速跳变，这与一级结构相变密切相关。

DC:dc coupling,all signal are directly connected to attenuator.

DC：直流耦合，所有信号都直接连接到衰减器。

Pass N second inspection, did not discover a problem 2 it is server overtime, search the Time Out option of Web Site, discovery is really 120, the rapture in the heart, should become 600, not effective, still have a problem, the wrong page that jumps out namely is not me inside the project, and the Error attribute of the project does not have coupling go to an alone file?

经过n次检查，没有发现问题 2是服务器超时，查找web site 的time out 选项，发现真的是120，心中狂喜，该成了600，不起作用，还有一个问题，就是跳出来的错误页面不是我项目里面的，并且项目的error 属性没有联结到一个单独的文件上去？

In the chapter 2 of this dissertation, we studied the cross-coupling reaction of aryl halides and vinyl iodides with sodium azide under the catalysis of copper and amino acids.

在4-碘茴香醚与叠氮化钠的模型反应中，我们考察了不同溶剂、氨基酸、碱、铜盐对反应的影响，最后筛选出了最佳的反应条件：CuⅠ/脯氨酸/NaOH/DMSO。

Effective local search tactics reaches local searchers when they are ready to buy - with every way that it is possible for them to buy from you.

有效的地方搜索策略达到当地的搜索，当他们准备购买-以各种方式，这是他们有可能从您那里进行购买。

The first two are periodic sentences for their beginnings; and the fifth and the last are also periodic sentences each for the embedding of a parenthetic structure.

1960年代中后期，当战后女权主义和当时的许多其他抗议运动在西欧和北美发展成某种势力时，性别的概念演绎成补充和延伸生物性别差异的概念。