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- Methods 18 molecular structures parameters among 79 carbapenems were calculated QSAR model were established by neural network.A series of carbapenems were designed. 方法计算79种碳青霉烯类化合物的18个结构参数,利用神经网络方法建立碳青霉烯类化合物的QSAR模型,根据药物分子设计理论,设计了一系列碳青霉烯类化合物。
- molecular structural parameter 分子结构参数
- Basic molecular structural principles of biological materials. 生物材料的基本分子结构原理。
- Having an open-chain molecular structure rather than a ring-shaped structure. 无环的具有开链分子结构的,而非环状结构的
- molecular structure parameter 分子结构参数
- When ice thaws, its molecular structure collapses. 当冰消融时,其分子结构崩溃。
- The polydiene basic molecular structure is an excellent fuel. 聚二烯基本分子结构是一良好的燃烧剂。
- At present, there seems no ideal way to determine reasonable structural parameter of the stopes of Sui-Chang Gold Mine. 对于遂昌金矿合理的采场结构参数,目前没有理想的确定方法。
- The existence, especially in the solid state, of two or more crystalline or molecular structural forms of an element. 同素异形现象一种元素中有两种或更多的晶体或分子结构形式,特别是以固态存在的现象
- Structural parameter S of metal ion is defined in terms of electronegativity, electrocharge number and ionic radius. 由电负性、电荷数和离子半径定义一个离子结构参数S。
- All reported clones of wheat LMW-GSs were compared and it's new molecular structural model was established. 全面总结和分析了所报道的低分子量麦谷蛋白亚基(LMW-GS)的克隆,对前人所建立的LMW-GS推断氨基酸的组成模式进行了完善,并提出了一种新的LMW-GS亚基氨基酸组成的分子结构模式。
- Molecular structure for ZnO and its photoluminescence character[J]. 引用该论文 王秋云;谢安东;朱正和.
- A fuzzy multicriteria modelling method of defining a structural parameter for representing the grade of welding defect damage is presented. 提出了根据模糊综合评判、定义结构参数用以表示焊接缺陷损伤程度的方法。
- Molecular structure of saccharide-based biological materials. 糖类生物材料的分子结构。
- The structural parameter for austenitic phasetransformation has a great effect on the characteristic of martensitic transformation. 发现奥氏体相变结构参数对马氏体相变特性有很大影响。
- The durability test procedure and its structural parameter of Santana clutch are briefly introduced. The performance and fault of Santana clutch are analyzed in this paper. 本文简介桑塔纳轿车离合器耐久试验过程和其结构参数,分析桑塔纳离合器的性能及一些故障产生的可能原因。
- The collagen in the serosa is made up of a triple helix molecular structure. 绒毛膜上的胶原组成了三角形的落选分子结构。
- A constitutive model of unsaturated intact loess was obtained by the generalizing shear stress dividing by the structural parameter increasing monotonously with shear strain. 试验揭示了湿陷性黄土具有剪缩剪胀性,表明应力比与剪缩剪胀应变比之间具有良好的线性关系;
- The molecular structure of DFA is characterized by IR, 1HNMR and 13CNMR. 用IR、1HNMR、13CNMR、DEPT表征其分子结构;
- According to the production ability of small workshop,the selection and determination of structural parameter and technological parameter for straightening machine are discussed. 根据小型车间生产能力,论述了矫直机结构参数和工艺参数的选择与确定。