非對映異構 的英文怎麼說

中文拼音 [fēiduìyìnggòu]
非對映異構 英文
diastereo isomerism
  • : Ⅰ名詞1 (錯誤) mistake; wrong; errors 2 (指非洲) short for africa 3 (姓氏) a surname Ⅱ動詞1 ...
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : 動詞1. (因光線照射而顯出物體的形象) reflect; mirror; shine 2. (放映) project a movie
  • : 形容詞1 (有分別; 不相同) different 2 (奇異; 特別) strange; unusual; extraordinary 3 (另外的;...
  • : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
  1. Methylbenzyl amine as chiral auxiliaries to react with racimic ketorolac. then authors got optical amides. the diastereoisomeric mixture were separated by column - chroatography on silica gel. the results of separation depend on the structure of r

    苯乙胺作為手性輔基,與外消旋酮咯酸生成一光學活性的酰胺衍生物,再用簡單易行的柱層析方法分離其非對映異構體。
  2. It puts up quantitative analysis on the otherness of area structure in highway investment by means of anova analysis and rank test of non - parametric test in order to find out whether the extent of the otherness change. by means of cluster analysis chapter two demonstrates on the capital source structure of highway investment from 1991 in order to reflect on the change of capital source structure

    運用方差分析與參數檢驗中的秩和檢驗公路投資的區域結的差性進行了定量分析,以找出近年來公路投資的區域性差程度是否有所變化;運用多元統計分析中的聚類分析1991年以來公路投資的資金來源結進行了實證分析,以反資金來源結的變動狀況。
  3. Because its largest singular value curve is identical before or after the unstable process is mirror - injected, and the closed loop gain shaping algorithm constructs directly the robust controller using parameters having engineering sense according to the shape of the singular value curves of the robust performance index, the designed controller has equally robustness to the unstable process

    由於穩定過程在鏡像射前後的奇值曲線相同,而閉環增益成形方法直接根據魯棒性能指標的奇值曲線形狀用閉環系統具有工程意義的參數造出魯棒控制器,故該控制器穩定過程同樣具有魯棒性。
  4. The combination of the subtree - based storage model with the document - based to ensure the efficiency and integrality of the data retrieval for all sorts of heterogeneous and context mixed data to the fullest extent ; 2. dynamically branching and merging combined with the data mapping mechanism, supports the xml document efficiently and can improve the operation capability of the system to some extent ; 3. referring to the characteristic of xquery, it presents a new operation language for xml data, xqul, which supports the query operation as well as the update operation on xml ; 4

    本文提出了一套較為通用的化信息的nativexml文檔存儲訪問策略和實現方案作為化信息存取機制研究的探索和嘗試,主要包括下列理論及技術: 1 .基於子樹和基於文檔的存儲模式相結合,以最大程度保證底層各類形式和內容混雜的數據存取的有效性和完整性; 2 .動態分枝合成技術和數據像機制的引入,實現xml文檔的有效支持,並在一定程度上提高系統處理性能; 3 .結合xquery查詢語言特點,提出一種新型xml數據操作語言xqul ,支持xml數據的查詢以及更新操作; 4 .三種索引(文檔索引、結索引、值索引)的建立,為xml數據提供從站點到文檔,從文檔到元素的多級訪問策略。
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