function groups

• The improved algorithm will judge if there are false potentials when calculating the residual potential function and if false potentials exist , implement false potential mergence in the process of dividing the potential function groups
  改进后的算法在计算剩余势函数时判断是否存在伪势，然后在势划分函数组的确定过程中相应地进行伪势合并计算。
• According to peak area of function group in ftir spectroscope , the different conversion time curves of [ sih ] and [ ch = ch2 ] during the reaction process were got and its reason was presented reasonably
  结果表明，在反应过程中，硅氮基与乙烯基的浓度减少呈非线性关系，这可能是硅氮基在反应过程中与空气中的物质进行了反应，从而在消耗量上较乙烯基多的缘故。
• The organic chemistry experiment lesson request students to grasp basic operation and technical ability of organic chemistry , the property and the typical organic reaction of the organic functions groups ; to acquaint with the usage of the instruments in common use
  有机化学实验课要求掌握有机化学基本操作技能，官能团的性质及典型有机化学反应；熟悉常规仪器的使用。
• This lesson mainly introduces the structure of organic compounds , name , the physics and the chemistry property , the organic functions groups converts mutually and law ; characteristic of stereoscopic chemistry ; the typical reaction process
  这门课主要介绍有关有机化合物的结构、命名、物理及化学性质，官能团化合物之间的相互转换及其规律；立体化学特征；典型有机反应的反应历程。
• On one hand , these organic function groups decorate the surface of nanoparticles by combining with the surface dangling bonds . and most important , they may act partially as the donor of d - a pairs in the sa luminescence by providing electrons
  讨论了吸附在纳米颗粒表面的一oh ，一ch = ;和一coo等有机官能团的作用，明确提出了这些官能团中的一部分可能充当了自激活发光施主一受主对中施主的观点
• Bc asphaltenes similar to petroleum asphaltenes and consist of aromatic nuclei , aliphatic chains , and naphthenic ring structures combined in three - dimensional network . but black carbon asphaltenes contains more aromatic carbon , oxygen - function groups , and less aliphatic chains
  但碳黑沥青质与原油沥青质也是不同的，碳黑沥青质的分子结构中含有更多的芳香结构组分和含氧基团，较少的脂肪侧链组分。
• This course requests students to know well the structure , name , the property , the organic functions groups compound converts each other and law , stereoscopic chemistry characteristic of the organic compound ( do not contain the heterocyclic compounds , sugar , terpenoids and the steroids ) , to acquaint with that the organic chemistry of the typical reaction process and the general method of study organic chemistry ; understand each kind of representative ' s organic compound and its application
  本课程要求学生掌握有机化合物（不含杂环、糖类、萜类及甾体化合物）的结构、命名、性质、官能团化合物之间的相互转换及其规律和立体化学特征；熟悉典型的有机化学反应历程及有机化学研究的一般方法；了解各类代表性有机化合物及其应用。
• It concluded that self - activated luminescent centers are not distributed randomly but prefer to occupy the surface sites in nanoparticles . 5 . by raman spectra , epr spectra and uv irradiation - induced spectra change , the organic function groups of - oh , - ch3 and - coo adsorbed electrically on the surface of nanoparticles were discussed
  Zns射漪届劣结匆、龄腔与发芳硕里j笋应忿丈君漪扮5借助raman光谱， epr (电子顺磁共振)光谱以及紫外辐照诱导的光谱变化等实验手段，较深入的研究了纳米晶的表面态。
• The analysis of 13c nmr and py - gc - ms also show each fraction of som has it ' s structural characterization . the aromatic carbon conte nt increasing and carbohydrate , oxygen - function groups decreasing from humic acid , kerogen to black carbon , molecular structure became more condensed , rigid , and stable . 2
  ~ ( 13 ) c核磁共振分析也说明了腐殖酸、干酪根和碳黑具有不同的结构特征，从腐殖酸、干酪根到碳黑，芳香碳结构增加，含氧官能团、碳水化合物等结构减少，整个大分子结构更加致密、刚硬和稳定。