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After the carboxymethylation,the solubility of pachyman in the water was significantly increased,its β-D-glucan characteristic absorption peak at 890 cm-1 became weak obviously,and its methylene vibration absorption peak and CO antisymmetrical stretch vibration absorption peak appeared at 1 333 and 1 606 cm-1 respectively,which indicated that the carboxymethylation succeeded.The analysis of AFM results showed that CMP molecules existed in different morphology under different solution conditions,and that the concentration,ionic strength and solvent physical chemistry characteristics of polysaccharide solution had effects on the CMP chains conformation and the action mode between different molecular chains.The phenomena were considered to be related to hydrogen bond association and intramolecular and intermolecular electrostatic interactions of CMP.

结果表明：经过羧甲基修饰，茯苓多糖在水中的溶解性显著增加，890 cm-1 处的β-D-葡聚糖特征吸收峰明显减弱，1 333 cm-1 处出现次甲基振动吸收峰，1 606 cm-1 处出现〖JG(〗C〖ZJLX，Y〗O〖JG)〗非对称伸缩振动吸收峰，表明羧甲基化成功；原子力显微镜分析表明：在不同溶液条件下，CMP分子以不同形态存在，多糖溶液的浓度、离子强度及溶剂的物化特性均能对CMP的分子链构象及链间相互作用形式产生影响，推测可能与CMP分子内、分子间的氢键缔合及静电作用有关，CMP分子与云母基底间的吸附及静电作用也会对CMP的分子链构象及图像质量产生影响。

In this study, we therefore hypothesized that changes in intrapelvic neurokinin system and DOR detrimental to renal sensory response in nephropathies and HPC may affect above molecules to prevent the loss of ARNA response.

因此，我们假设快肽、神经激肽受体以及DOR可能在肾脏疾病所引发的肾感觉功能失调中扮演相当重要的角色；并且低氧预处理可能透过这些因子来达到其感觉功能的保护效果。

Particles represent whole molecules or fluid regions, rather than single atoms, and atomistic details are not considered relevant to the processes addressed.

粒子代表整个分子或流体的区域，而不是单个原子的，并且原子的细节被认为与过程无关。

Based on Karl-Fisher titration, the ratio of water molecules to aurocyanide anion is four.

Karl-Fisher滴定表明每萃入一个Au〓阴离子，同时伴随四个水分子进入有机相。

Also, the principle of action of the composite electrode and oxidation degradation process of the azo dye molecules were discussed.

文中讨论了复合电极的作用原理及偶氮染料分子的氧化降解过程。

The experimental results show that the composite electrode plays an important role in enhancing the oxidation rate of the azo dye molecules.

实验结果表明，复合电极对提高偶氮染料分子活性艳红（K-2BP）的氧化降解速度起了重要作用。

Some small molecules and the synthesized azo pigments have been treated by AM1 method from a quantum chemical viewpoint.

本文对一些小分子偶氮染料和上述合成的偶氮染料首次运用AMl方法从量子化学的角度对其进行了优化计算。

It was found that the oxidation rate of the azo dye molecules is related to its adsorption amount on the surface of composite electrode.

实验发现偶氮染料分子在复合电极表面的吸附量与反应速度密切相关。

The experimental results from cyclic voltammetry and constant-potential electrolysis show that the mechanism of the reaction was two molecules and three steps electrochemical process with eight-electrons transferred: anion radical arose in the first step; two-electrons were transferred in the second step and accompanied with coupling reaction of radicals and protonation and dehydrate, the main product was azoxybenzene; two-electrons were transferred in the third step, and azobenzene was achieved.

研究结果表明，硝基苯在铂电极上的电还原反应为双分子八电子三步骤电化学过程：第一步反应为准可逆单电子转移步骤，产生阴离子自由基；第二步为二电子转移步骤，并伴有随后的双分子不可逆自由基偶合反应和快速质子化及脱水反应，主要产物为氧化偶氮苯；第三步是二电子转移产生偶氮苯的过程。

The bathochromic shift was mainly due to the limitation of rotational movements of the dye. The rigidity of the silica surface restricted the freedom of the molecules. The lower polarity of microenvironment at the silica/water interface than that in aqueous environment should also make a contribution to the phenomenon.

通过对其本体、界面荧光光谱的分析，观察到R6G分子在亲水石英/水界面上出现5 nm红移，红移的原因主要是染料分子旋转运动受到限制，石英表面的刚性限制了分子的自由度，同时，石英/水界面更低的极性也对红移产生影响。

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。