查询词典 molecule

Last is the empirical formula this is the simplest ratio of atoms in a molecule.

最后一种为经验式，是分子内原子的最简比率。

Results indicate that if the carbon doublebond and carbonylcompounds were added into the surfactant molecule,the emulsification properties such as emulsifiability foaming property and foam stability will improve a lot.

实验分析表明，在表面活性剂分子中加入双键和羰基，会使得由此制得的乳化剂的乳化力、起泡性与稳泡性等性能都有良好的改善。

ADPODS posses stable Surface chemical properties when dissolved in 10% sulfuric acid, 10% sodium hydroxide or 10% sodium chloride aqueous solutions. ADPODS s emulsifiability and detergency at 650mg/L water hardness are very good.4 The micellar aggregation number of C16-MADS was determined by molecule fluorescence probe method.

采用分子荧光探针法测定了C_(12)-MADS与C_(16)-MADS的胶团聚集数，在一定的表面活性剂溶液浓度1.25×10~(-2～1.10×10~(-1)mol·L~(-1)范围内，N_m随浓度的增大而线性增大；体系温度和NaCl浓度对N_m的影响极小；胶团内核的微极性明显大于传统阴离子表面活性剂。

Salicylic acid is a simple hydroxybenzene in plant. As a endogenesis signal molecule, the effects of SA on many physiological progress in plant have been paid more and more attention.

水杨酸(salicylic acid，SA)是植物体内产生的一种简单酚类物质，作为植物内源信号分子，在植物许多生理过程中的作用越来越受到重视。

The results show that the energy barrier with the two watermolecules reaction drops about 25% compared with that of onewater molecule reaction.

冰表面对〓反应的催化作用对〓与一水和二水的反应进行了计算，优化出了络合态及过渡态。

The molecule engram polymer is characterized by simple, fast, high-effective separation and purification, enriching residual alserin, and direct usage for selective separation and enrichment alserin.

本发明制得的分子印迹聚合物能够简单、快速、高效分离纯化、富集生物样品中的利血平残留，可直接用于对利血平的特异选择性分离、高效富集。

Since the aldehyde groups can be reversibly converted into enol groups depending on acidity and alkalescence of environment, the inter-and intra-molecule interaction of CMDA can be adjusted by changing the pH of medium, as a result, the self-assembly behavior of CMDA may be altered.

结果表明，CMDA在水中自组装形成纳米自聚集体，在pH=4.0和pH=10.83溶液中CMDA的临界聚集量浓度值分别为0.002mg／mL和0.005mg／mL，比中性环境中的临界聚集量浓度（0.02mg／mL）低了1个数量级。3种pH条件下自聚集体溶液表面张力具有共同的变化趋势，但在酸性与碱性条件下具有更好的表面活性。

The brain capillary and star glue quality cell which enwrap around it under thenormal condition form the permeation extremely low blood-brain barrier, onlypermit some little molecule to pass; When cerebral isc.

正常状态下的脑毛细血管及包裹在其周围的星形胶质细胞构成了通透性极低的血脑屏障，只允许一些小分子物质通过；当缺血性中风发生时，微血管通透性发生显著改变，这种病理变化与脑内皮细胞损伤导致的功能变化有直接的关联。

Charge transport molecule equably dispersed or dissolved in polymer to form a MDP system, which is ideal and applied.

电荷传输分子均匀溶解/分散于聚合物所形成的体系，即MDP体系（Molecule-Doped Polymer）是比较理想且实用的体系。

when the gas is in an equilibrium state, the mean energy of any gas molecule in a degree of freedom is equal to . This is known as equipartition theorem.

气体处于平衡态时，气体分子任何一个自由度上的平均能量都相等，均为，这就是能量按自由度均分定理。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。