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- The frontier orbital theory was used to explain the soft hard acid base principles,and the soft hard acid base principles were used to explain the stabilities of supramolecular chemical compounds. 运用前线轨道理论解释了软硬酸碱原理,并利用软硬酸碱原理解释了超分子化合物的稳定性,及电子原子种类对离子选择性的影响。
- Application of Soft Hard Acid Base Principles in Supramolecular Chmeistry 软硬酸碱原理及其在超分子化学中的应用
- The chief type of acid base unbalance is respiratory acidosis. 酸碱失衡类型中 ,呼吸性酸中毒占首位 ;
- Potassium has an important role in the regulation of acid base balance. 钾在人体的酸碱平衡中起到了重要的作用。
- Trust: The base principle of insurance management and it is the conception of AX. 诚信:保险经营的基本原则,取名“AX”立意如此。
- The base principle,key technology,characteristic and progress on synthesis of ceramic powders by solid-state metathesis reactions are described. 本文扼要地介绍了固态复分解反应法制备陶瓷粉末的基本原理、关键技术、特点及其研究进展。
- This paper introduce the base principle of Coordination Compounds in Chinese Traditional Medicine and the connection both bioactivity and construct. 本文阐述了中药配合物的基本原理,以及生物活性与其构型的关系。
- The acid base properties of fluorosilicone rubber(FSR) were studied by inverse gas chromatography(IGC) in detail. 采用反相气相色谱法对氟硅橡胶表面的酸碱性质进行表征。
- In this paper,the reaction rule of diketen reacting with different alcohols under acid base catalysis was investigated. 研究了二聚乙烯酮与不同结构的醇在酸、碱催化下的反应规律,并用烷基电子效应的新观点解释了这个规律。
- Abstract: The base principle,key technology,characteristic and progress on synthesis of ceramic powders by solid-state metathesis reactions are described. 文摘:本文扼要地介绍了固态复分解反应法制备陶瓷粉末的基本原理、关键技术、特点及其研究进展。
- Conseqently, the IGC is a simply &quick way of measuring the acid base property of polymers. 采用反相气相色谱法对氟硅橡胶表面的酸碱性质进行表征。
- The common glass bottles pose a risk of eluting sodium and the other elements contained in glass material under acid base condition. 一般常见之玻璃瓶在酸或硷性的情形下会有钠或其他元素溶离出来之缺点。
- Results 83 cases (96.51%) had acid base disturbance,in which the metabolic acidosis with respiratory acidosis was most common (61.63%). 结果 83例 ( 96 5 1%25 )存在酸碱紊乱 ,其中以代谢性酸中毒合并呼吸性酸中毒为最多见 ( 6 1 6 3%25 )。
- Method: The content of SD was measured by acid base titrations and trimethoprim (TMP) was determined by ultraviolet spectrophotometer. 方法:用酸碱滴定法测定磺胺嘧啶的含量,用紫外分光光度法测定甲氧苄啶的含量。
- The basis principle of PAM,simulation test facilities,experimental data and their analysis are also introduced. 文中介绍了该方法的原理、试验装置和模拟试验结果及效果分析。
- To investigate the effect of interval hypoxic training(IHT) on aerobic capacity and Acid base balance metabalism by testing of blood gas analysis. 目的是通过实验对大鼠血气分析指标进行测试,进一步研究间歇性低氧训练对有氧代谢能力和酸碱平衡代谢作用的机理。
- High coupling and low cohesion is a base principle in software design.It saies we need to the best of my abilities to independt every model and finish related process in a sigle model. 低耦合高内聚是软件设计的一个基本原则,说的是在程序的各各模块中,尽量让每个模块独立,相关的处理尽量在单个模块中完成,就是俗话说的:该干嘛干吗去!
- Eight kinds of probe molecules have been selected to indicate acid base property of hydroxy terminated fluorosilicone oil by inverse gas chromatography(IGC). 采用 I G C法,选择8 种已知酸碱性的探针分子 ,表征羟基氟硅油的酸?碱性质。
- This paper analyzes and contrasts the inverted "T"_shaped dam foundation and case type dam foundation to select the feasible basis principle of dam foundation type. 对倒"T"型闸坝基础和箱型闸坝基础进行了分析与比较,提出了选择合理的闸坝基础型式的基本原则。
- The variation of the desorption activation energy of dichloromethane on activated carbons was discussed with the help of the hard soft acid base(HSAB) princi. 主要研究了金属离子改性活性炭对二氯甲烷脱附活化能的影响。