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- valency isomerism 原子价异构现象
- Allene is an isomer of methyl acetylene. 丙二烯是甲基乙炔的一种异构体。
- The state or condition of being an isomer. 同分异构状态以同分异构形式存在的状态或情形
- Other according to normal valency charge. 其它按正常价收费。
- Valency felt she had gotten over her problems. 华兰馨觉得她已经克服了她的问题。
- A rather more complex case is that of steric isomerism. 更复杂的情形是立体异构问题。
- Supramolecular isomerism of inclusion crystalline formed by D. D with p-anisaldehyde (主体分子D.
- The copper mine was apart from the maximum valency to fall 60%. 铜矿则距最高价下跌了60%25。
- An isomer of retinoic acid, used in the treatment of acne. 一种视黄酸的异构体,用于治疗粉刺
- valence isomerism 价异构性
- Advances of the cis-trans isomerism in a molecule are summarized in this paper. 总结了分子中存在的顺反异构化过程及其机理,包括光致异构化、热致异构化和催化异构化。
- How many isomerism bosom friends a person can meet in his/her whole life? 人一生中可以遇到多少个异性知己?
- A structural isomer of citral that is obtained from the oxidation of geraniol. 香叶醛由香叶醇氧化得到的柠檬酸的结构上的同质异构体
- Each of the four valency electrons of the carbon atom is shared with one of a hydrogen atom. 碳原子的四个价电子都各与氢原子的一个价电子共用。
- The team "stereoisomerism" however, is generally restricted to mirror image isomerism. 然而“立体异构”一词通常只限于镜象异构。
- The term "normal" applies to the isomer that has all its carbon atoms linked in a straight chain. 对这类异构体采用“正构”一词是因为这类异构体的全部炭原子都以直链形式连在一起。
- Except for the transitional elements, valency electrons are in the outermost electron shell. 除去过渡元素外,价电子位于最外面的电子层。
- The most likely alternative structure, the tetrahedron, would produce only one isomer for this composition. 在这种情况下,最可选的结构是四面体,并且对于这个化合物将只产生一个异构体。
- One of a group of enzymes that catalyzes the conversion of one isomer into another. 异构酶一种能对一种异构体转化为另一种异构体进行催化物的一组酶
- The antibiotic activity and valency connect with transfer efficiency and dissociation constant. 抗菌活性和抗生素效力与能量转移效率和解离常数有关。