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chemical constitution
相关语句
  化学成份
    STUDY ON CHEMICAL CONSTITUTION OF. BENZENE AND ALCOHOL EXTRACTIVE OF TETRACENTRON SINENSE
    水青树苯醇提取物的化学成份研究
短句来源
  “chemical constitution”译为未确定词的双语例句
    Among these, the chemical constitution and stereochemical structure of 23 compounds were identified by various modern spectroscopic techniques and chemical methods. They were: five ursane terpenoid compounds: oleanolic acid(1), 2α-hydroxyoleano-lic acid(2), ursolic acid(3), 2α-hydroxyursolic acid(4), friedelin(5).
    这些化合物包括5个五环三萜类化合物:齐墩果酸(oleanolic acid)(1),2α-羟基齐墩果(2α-hydroxyoleanolic acid)(2),乌苏酸(ursolic acid)(3),2α-羟基乌苏酸(2α-hydroxyursolic acid)(4),木栓酮(friedelin)(5);
短句来源
    THE CHEMICAL CONSTITUTION OF A CHINESE DRUG“HWAI-HUA-ME”(槐花米)——PART Ⅰ.HWAI-HUA-MENINE-A(or SORPHORINE A).
    中药槐花米的化学成分研究[Ⅰ]槐花米甲素(1)
短句来源
    THE CHEMICAL CONSTITUTION OF CHINESE DRUG“HWAI-HUA-ME”(槐花米)——PART Ⅱ.HWAI-HUA-MENINE-B(or SORPHORINE-B)
    国产槐花米成分研究[Ⅱ]槐花米乙素(1)
短句来源
    THE CHEMICAL CONSTITUTION OF A CHINESE DRUG “HWAI-HWA-ME”PART Ⅲ.HWAI-HWA-MENINE-C(OR SORDHORINE C)
    国产槐花米成分研究(Ⅲ)槐花米丙素
短句来源
    A NOTE ON THE CHEMICAL CONSTITUTION OF THE CHINESE DRUG“MU-TONG”——Ⅱ.THE SUPPLYMENTS AND CORRECTIONS ON THE IDENTIFICATION OF“MU-TONGNEN-A”
    中药木通化学成分研究Ⅱ. 木通甲素补遗、更正和鉴定
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  chemical constitution
The very lowQ can be explained by changes in the chemical constitution taking place in the uppermost mantle.
      
Since the properties of insulators are so strongly dependent on their crystallographic and chemical constitution the methods of film preparation determine to a considerable extend their characteristics.
      
The model is used to predict the effects of changes of bed voidage, physical properties, and chemical constitution of the sinter and the effects of gas and solids flow maldistribution on the operation of the furnace.
      
The chemical constitution of tribofilms, generated from zinc dialkyldithiophosphate (ZDDP) and ashless dialkyldithiophosphate (DDP), has been examined by X-ray Absorption Near Edge Structure (XANES) spectroscopy.
      
Chemical constitution of 3d complexes and rate constants of ortho-para positronium conversion reactions
      
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In this paper, the wood powder of Tetracentron sinense Olive. is. extracted wit benzene and alcohol(2: 1 ν/ν). Then, the extractive is analyzed in GC and GC-MS. Twenty chemical constitutions of the extractive are separated and identified, which are as follows: Calamenene; 2,6,10-Trimethyldihexyl; 3-Methoxybenzaldehyde; Methyl-4.-Methoxybenzoate; 4-Methoxyphenylacetone; 3,4-Dimethoxybenzaldehyde; 3,4-Dimethoxyhypnone; Methyl-3,4-dimethoxybenzoate; Methyl-4 methoxyphenylacrylate; Methyl-3,4,5-trimethoxybenzoate;...

In this paper, the wood powder of Tetracentron sinense Olive. is. extracted wit benzene and alcohol(2: 1 ν/ν). Then, the extractive is analyzed in GC and GC-MS. Twenty chemical constitutions of the extractive are separated and identified, which are as follows: Calamenene; 2,6,10-Trimethyldihexyl; 3-Methoxybenzaldehyde; Methyl-4.-Methoxybenzoate; 4-Methoxyphenylacetone; 3,4-Dimethoxybenzaldehyde; 3,4-Dimethoxyhypnone; Methyl-3,4-dimethoxybenzoate; Methyl-4 methoxyphenylacrylate; Methyl-3,4,5-trimethoxybenzoate; Methyl-3,4- dimethoxyphenylacrylate; 4,4'-dimethoxycabonyl-diphenylethane; Methyl- myristate; Methyl-palmate; Methyl-zoomarate; Methyl-stearate; Methyl-oleate; Methyl- arachidate; Methyl-behenate; Dimethyl-azelate.

实验用苯+乙醇(2:1V/V)混合溶剂抽提水青树木粉,所得提取物用CH_2N_2甲基化后,用GC和GC—MS分离鉴定其中的各种化学成份,共分离出了20种成份。其中烃类两种:去氢白菖烯,2,6,10—三甲基十二烷;芳香族化合物十种:3—甲氧基苯甲醛,4—甲氧基苯甲酸甲酯,4—甲氧基苯丙酮,3,4—二甲氧基苯甲醛,3,4—二甲氧基苯乙酮,3,4—二甲氧基苯甲酸甲酯,3,4—二甲氧基苯丙烯酸甲酯,3,4,5—三甲氧基苯甲酸甲酯,4—甲氧基苯丙烯酸甲酯,4,4′—双甲酯基二苯乙烷;甲酯化的脂肪酸八种:肉豆蔻酸甲酯,棕榈酸甲酯,棕榈油酸甲酯,硬脂酸甲酯,油酸甲酯,花生酸甲酯,山榆酸甲酯和壬二酸二甲酯。

Chemical constitution,structural charatenistics of organic component in Glycyrrhiza and combination and complexation with metal ions were discussed.The hypothesis of “The detoxication and adjusting many medicines of Glycyrrhiza were due to the interaction of organic component in Glycyrrhiza with harmful metal ions and with excess necessary metal ions for human body”was proposed.

论述了甘草的化学成分、有机成分的结构特点以及与金属离子的化合、络合事实,提出了“甘草的调和诸药及解毒作用是由其有机成分与有害金属离子及过量的人体必需金属离子作用结果”的设想。

This paper deals with the ethnopharmacology of P.emblica,a traditional herbal medicine used by many peoples in the world.The paper introduces the biological characters,geographical distribution patterns,chemical constitution and pharmacology of the plant.By cross cultural comparative study,this paper indicates that there are 17 countries and nations of the world using various parts of P. emblica in their medical treatment.The medicinal plant is good for anti hepatitis,anti cancer,anti tumor and regulation...

This paper deals with the ethnopharmacology of P.emblica,a traditional herbal medicine used by many peoples in the world.The paper introduces the biological characters,geographical distribution patterns,chemical constitution and pharmacology of the plant.By cross cultural comparative study,this paper indicates that there are 17 countries and nations of the world using various parts of P. emblica in their medical treatment.The medicinal plant is good for anti hepatitis,anti cancer,anti tumor and regulation of stomachal function.The plant is also regarded as a traditional immunomodulator and a natural adaptogen.The result of the study reveals that P.emblica is an important traditonal medicine with broad prospects.

系统研究了余甘子的民族药学,介绍了余甘子的生物学特性,地理分布格局,化学组成以及近年来所开展的药理研究成果,并介绍了17个国家及民族在其医疗实践中对余甘子的传统使用。通过跨文化比较研究指出,作为一种重要的传统药物,余甘子与保肝、抗癌、健胃、抗诱变、抗衰老等35种功能有关,是一种具有广阔开发前景的药用植物。

 
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