分子

All of these features are more pronounced with increasing conjugation chain length.

随着分子链长的增加，分子的上述性质随外电场的变化都得到了进一步的加强。

With the as-obtained data, molecular conjugation degree and its effects on the optical anisotropy were discussed.

利用所测数据讨论了分子的共轭程度及大小对分子光学各向异性的影响。

It started with a fire, contentiously blamed on Muslim arsonists, on a train carrying Hindu activists back from agitating there.

当时印度教狂乱分子在摧毁清真寺后返回时乘坐的火车上发生了火灾，狂乱分子们不由分说便认定是穆斯林教徒纵火，于是对他们进行了惨绝人寰的杀戮。

The absorption peak and PL emission peak of PPV-PQ in the solid state, were shift to long wavelengths compared to their corresponding peaks in solution due to strong inter-chain interactions and increased coplanarity.

结果显示，由于在固态下存在较强的分子间作用，分子链的共平面性增加，所以PPV-PQ无论是紫外-可见吸收，还是荧光发射光谱，在固态薄膜下都比在氯仿溶液里发生明显红移。

A universal analytic potential energy function is derived using the cosine function with a phase factor,which is suitable to be applied to the interactions between two atoms in a molecule or molecule and ion.5 kinds of common potential curves are obtained by adjusting phase factors.

利用一种带相位因子的余弦函数，导出了适用于双原子分子或分子离子间相互作用的普适性解析势能函数，通过调节相位因子可获得5种常见形态的势能曲线。

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。

A molecule or ion that can combine with another by forming a covalent bond with two electrons of the other.

分子，离子：可通过两个电子形成共价键而结合在一块的分子或离子 4。

A detailed genetic linkage map covering a large region of the cotton genome based on some informative, portable and practical markers will provide a platform for evolutionary comparisons with other species,comparative mapping,QTL mapping and MAS,and structural and functional studies of the cotton genome.

以简单、可靠、适于高通量分析的分子标记构建高密度的棉花遗传连锁图谱，将不断增多的基因组信息剖析到相应的染色体片段上，才能使分子标记辅助选择育种、重要数量性状基因的图位克隆等后续的研究得到顺利开展。

This paper is made up of 6 chapters; chapter 1 summarizes the interaction of low molecular weight compounds with DNA; chapter 2 to 6 focus on the electrochemical studies of some organic dyes such as pyronine B, phenosafranine, brilliant cresyl blue, crystal violet, neutral red etc. and their interaction with DNA, respectively. Different electrochemical methods such as linear sweep voltammetry, cyclic voltammetry and UV-Vis spectrophotometric method are applied to the investigation.

论文由6章组成，第1章综述了小分子和DNA的相互作用；第2至6章分别筛选了吡啰红B、酚藏花红、灿烂甲酚蓝、结晶紫和中性红等小分子染料，以汞电极如静汞电极、滴汞电极作为工作电极，采用循环伏安法、线扫极谱法等电化学手段，结合紫外-可见分光光度法，研究了它们的电化学行为以及和DNA的相互作用。

The applications of fluorine-ion selective electrode method were done successfully in two aluminium plants.(2) The performance requests of alumina in aluminium production were concluded, and the mechanism of alumina dissolution in molten cryolite was discussed.

详细研究了氟离子选择电极法测定分子比，确定了计算公式和分析条件，并建立标准的操作分析规程，选定效果良好的分析设备，编制了方便直观的分子比计算程序，为该法的工业应用创造了条件。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。