单分子的

Using DFT combined with the orbital localized approach and Xu's covalence new concepts on a molecular fragment, it is concluded that the covalence of copper atom is 7 in 〓-type clusters and in inorganic fullerene-like molecule 〓, and there are Cu-Cu single bonds in 〓-type clusters.

应用DFT结合轨道定域化的方法和分子片共价的新概念，提出了在〓类簇合物和无机类富勒烯分子〓〓中Cu原子的共价为7，以及化合物中Cu-Cu单键的存在；解释了通常认为这类化合物中Cu-Cu之间没有成键作用而又不能回答较短的Cu-Cu键长的问题。

The relation of interfacial adsorption equilibrium in the solution system was respectively tested and calculated with Gibbs equation and dynamic method .The conclusion showed that (1) the experiment result of dynamic method with was highly in coordination with the value which from theoretical calculation.(2) The surfactant molecule was in arrangement of monomolecular layer at the gas-liquid interface.

用吊环法测定了十二烷基硫酸钠水溶液不同浓度与其界面张力的关系，拟合得到的回归方程为σ=-0.9523 ln ~2C-24.534 ln C-81.411，同时还测得其临界胶束浓度值CMC为6.5×10~(-3M，运用吉布斯等温方程和动态法分别计算和测定了该溶液系统的界面吸附平衡关系，结论表明：(1)动态法测定结果基本吻合吉布斯方程的理论计算；(2)表面活性剂分子在气—液两相界面是以单分子层形式定向有序排列的。

The molecule of methyl iodide have been extensively studied in recent years by reason of the photodissociation channels of methyl iodide not only have relations with the objective of developing chemical laser but also have important significance to open out some basic theoretical questions.

过去几十年，碘甲烷是一种被广泛研究的分子，因为碘甲烷的光解通道不仅与研制化学激光的实用目的关系密切，而且对揭示单分子光解过程的一些基本理论问题有很重要的意义。

The copper atom is in a planar coordination site of [N_2O_2] and it devites from the mean plane by only 0.80 pm. Byπ-πstacking interactions, a alabastrine structure was obtained.(2)Schiff-base complex [Cu(H_2O)]·H_2O, where H3GS is the 3-carboxyl -salicylidene glycine, was synthesized and characterized by elemental analysis, IR spectra and single-crystal analysis. The crystal belongs to monoclinic system, space group P2(1)/c, a=848.46(3)pm, b=681.54(3)pm, c=1967.16(8)pm,β=95.8210(10)°, Z=4, R_1=0.0279, wR_2=0.0724. The copper atom is in a square-pyramidal field with the base

结果表明该晶系属单斜晶系，空间群P2(1)/c，晶胞参数：a=848.46(3)pm，b=681.54(3)pm，c=1967.16(8)pm，α=90°，β=95.8210(10)°，γ=90°，Z=4，R_1=0.0279，wR_2=0.0724，Cu原子位于轻微变形的四方锥场底心，底面被氮原子、酚氧原子、甘氨酸羧基的一个氧原子和一个水分子氧原子占据，而甘氨酸羧基的另一个氧原子占据相邻分子的锥顶，因而形成一维链状结构；合成了单核双聚配合物Na_2[Cu_2_2]·2H_2O ，铜三核配合物Cu_3_2·5H_2O和铜锌异三核配合物ZnCu_2_2·5H_2O，并用元素分析，IR光谱，电子光谱和磁化率测定对配合物的组

Some characteristics of unmodified mAbs, such as average half-life, vary with the isotype, which is determined by the crystallizable-fragment region.

未改变的单抗的部分特性，如平均半衰期，随单抗型的不同而不同，这主要取决于其分子的结晶区。

The apparent electron transfer rate constants kapp of azobenzcne to the underlyingelectrode are found to fall off exponentially with increasing the length of alkyl chain spacers. Theelectron tunneling constant P for the electron transfer in the present systenl are estimated to be1.35±0.20 per CH2 from the logarithndc k.p. versus n (nunther of methylenes in the alkyl chainspacer) plot.

而利用电化学活性的自组装单分子膜进行这方面的研究有其独到的优点，可以在分子水平上设计和改变电子转移距离以及电活性中心所处的微环境，为考察界面电化学的一些基本问题，例如电子转移速度与距离的关系、界面结构的影响等＊－q提供了较为理想

Firstly, a series of organic molecules which use phthalimido group as electron acceptor, N as electron donor, COO~- as eletrofugal group were synthesized based on SET-promoted photocyclization processes. These compounds were irradiated by 500 W ultraviolet under nitrogen atmosphere in room temperature. After filtration of the photochemical character of these molecules, substrate S1 and S2 were selected as appropriate model reactants. Secondly, the monosubstituted derivatives at the 6-position ofβ-cyclodextrin were synthesized as chiral template of photocyclization.

首先，以单电子转移机理为指导，设计了一系列以邻苯二甲酰亚胺基为电子受体、N为电子给体、羧基为离去基团的光环合反应底物，这些化合物在氮气保护下以500瓦紫外光室温下进行光照反应，对这一系列的分子的反应情况进行了研究与筛选，最终选择底物S1和S2作为研究光环合反应中立体控制方法的模型底物；其次，又合成了一系列6-位单取代β-环糊精，以此作为光环合反应的手性模板。

To study the activation mode of LFA-1 on the NK cell surfuse, a platform based on optical tweezers was constructed to observe the molecular behavior of LFA-1. According to the results, the adhesion force between an NK cell and a polystyrene microsphere coated with anti-LFA-1 antibody was confirmed to be time-dependent.

我们利用光镊研究了NK细胞表面LAF-1的单分子行为，发现NK细胞与包被了LFA-1抗体的小球之间的结合力随二者接触时间的延长而增强，表明NK细胞表面LFA-1分子可能会受LFA-1抗体影响而发生局部聚集。

The preferred cytokine release inhibiting compounds are dimeric gallotannins having a linker molecule that misaligns the carbohydrate cores of the compounds.

优选的细胞因子释放抑制化合物是具有连接分子的二聚单宁，所述连接分子误调该化合物的糖核。

The performance of corrosion inhibition of self-assembled monolayers of imidazoline formed on iron substrate was characterized by means of scanning electrochemical microscopy.

用扫描电化学显微镜的线扫描的方法研究咪唑啉分子吸附在铁的表面形成的自组装单分子膜。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。