selective reaction 中文意思是什麼

selective reaction 解釋
選擇反應
  • selective : adj. 1. 選擇的；挑選的；有選擇性的；淘汰的。2. 【無線電】選擇性的。adv. -ly
  • reaction : n 1 反作用，反應；反沖；反動力。2 【政治學】反動，倒退；復古（運動）。3 【化學】反應，【物理學】...
  1. Abstract : the reaction conditions, catalysts of selective oxidation of propane to acrolein and the mechanism of acrolein formation were reviewed

    文摘:論述了丙烷選擇氧化制丙烯醛催化反應的反應條件、催化劑和丙烯醛生成機理等方面的研究進展。
  2. This approach has shown particular promise with the cobalt ( iii ) - salen - catalyzed hydrolytic kinetic resolution of chiral epoxides, a highly selective reaction of interest because of the versatility of epoxides as precursors to pharmaceutically important targets

    因為多功能性的環氧化合物在醫藥上是重要目標分子的前體，這個方法在高選擇性反應- -鈷（ iii ） -沙林試劑催化的手性環氧化合物的水解動力學拆分上特別引人注目。
  3. Advances on molecule - bolt selective monochlorination and reaction - separation coupling techniques for chlorination reaction in the world were introduced, and the control technology which achieved high selectivity was showed

    通過介紹國內外分子篩擇形催化氯化及氯化反應分離耦合工程技術的進展，展示實現有機氯化反應高選擇性的控制技術，為氯化產品工業技術的提升提供參考。
  4. Domestic industries often use the selective nitrogen catalytic reaction sncr and selective catalytic reaction to remove nitrogen oxides from flue gas

    目前國內常用之煙道氣氮氧化物處理設備有選擇性無觸煤還原法
  5. A novel synthetic method of 4 - chloro - 1, 2 - bimethyl - benzene by high selective chlorination reaction

    二甲基苯的高選擇氯代合成新方法
  6. A process for preparing m - dichlorobenzene by atmospheric selective transfer reaction of p - dichlorobenzene in the presence of alcl3 and h2o is described. effect of selectivity of the reaction is discussed. the best technological conditions are determined

    闡述了常壓下對二氯苯在催化劑無水三氯化鋁及助催化劑水的存在下發生轉位反應，高選擇地制取間二氯苯的工藝過程；討論了影響產物選擇性的有關因素，確定出適宜的工藝條件。
  7. Tert - butyl hydrazine ( tbh ) is a kind of hydrazine derivatives. the preliminary research results show that tbh can effectively reduce np ( vi ) to np ( v ). what ' s more, among all hydrazine derivatives ever reported in literature, the ratio of the reaction rate constants of np ( vi ) reduction by tbh to that of pu ( iv ) reduction by tbh is the most largest, thus it has been considered as one of promising selective reductants

    研究結果表明，該類化合物是具有一定應用前景的還原劑。特丁基肼（ tbh ）屬于肼類衍生物。初步研究表明，特丁基肼不僅能有效還原np （ ）到np （ ） ，而且在所有報道過的肼類衍生物中，還原np （ ） 、 pu （ ）的速率差別最大，被認為是最有前途的選擇性還原劑之一。
  8. Otsuka chemical employs an electro - organic synthesis which is a method for easily controlling oxidation - reduction reactions and is applied to selective oxidation reactions, unique reductive reaction and special alkylation of aromatic side chains

    大冢化學的各種芳香族化合物在精細化工領域內，作為醫藥中間體、農藥中間體和功能性高分子原料，是具有各種各樣用途的化合物。
  9. As the fact that nanoparticles from orginal reaction solution have much wider size distribution with deviation larger than 15 %. size - selective precipitation was applied to sharpen the size distribution of those nanoparticles. a size series of qds with improved monodispersity can be achieved just from one sampling solution

    3 .由於生長原液中納米粒徑分佈的單分散度較差的現象，採用合成后尺寸選擇性沉澱工藝對納米顆粒尺寸分佈進行銳化，能夠從一個樣品中選出尺寸大小分佈，單分散性明顯改善的納米量子點。
  10. A novel selective demethoxy reaction - a synthetic method of 3, 5 - dimethoxy - 4 - hydroxybenzoate

    羥基苯甲酸甲酯的新合成方法
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