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- Substitutent effects and driving forces for distorting strained cyclic molecules are discussed. 定量地讨论取代基效应和张力芳环的扭曲驱动力。
- In addition polymerization, unsaturated or cyclic molecules add to each other without elimination of any portion of the monomer molecule. The empirical formula of the polymer is then, of course, the same as that of the monomer. 在加聚反应中,不饱和的或环状的分子之间彼此加成,没有消除任何分子,这样,聚合物的实验式就当然与单体的实验式相同。
- In present paper we have stud- ied a series of Y~- + CH_3Cl and Y~- + CH_3CH_2Cl reactions by means of MNDO method. Preliminary theorctical study has also been made for the S_n2 reaction of larger cyclic molecules. 本文用MNDO法对Y~-+CH_3Cl及Y~-+CH_3CH_2Cl反应进行了研究,并对较大环分子的S_N2反应做了初步理论研究。
- cyclic molecule 环状分子
- Cyclodextrins can be used for a wide variety of purposes because these cyclical molecules bind with substances and modify their physical properties. 环状糊精可被用于各种目的,因为这些环状分子可与底物结合并改变其物理性质。
- A molecule that can combine with others to form a polymer. 单体可以与其他分子结合形成聚合物的分子
- An oxide containing three oxygen atoms per molecule. 三氧化物每个分子中含有三个氧原子的氧化物
- A cyclic code with minimum redundancy used to check errors in a set of characters. 一种用于检查一组字符的错误、并且具有最小冗余度的循环码。
- A molecule of water consists of two atoms of hydrogen and one atom of oxygen. 水分子含有两个氢原子和一个氧原子。
- Closest to the functional group of atoms in an organic molecule. 阿尔法位的，第一位的在有机分子中离功能原子基团最近的
- The unsaturated link occurs in a cyclic system. 在环体系中存在不饱和键。
- The steam-engine piston makes a cyclic motion. 蒸汽机活塞做往复运动。
- A film or layer of a compound one molecule thick. 单分子层一分子厚度化合物的膜或层
- Containing three atoms per molecule. 三原子的三代的每个分子中包含有三个原子的
- Shows how easy the cyclic graph is represented. 显示了循环图是多么容易表示。
- Glucose has a simple sugar molecule. 葡萄糖含有单糖分子。
- Repeat but use left cyclic instead of right cyclic. 重覆以上的动作,但是将副翼打左舵。
- Each sugar molecule has the properties of sugar. 每个糖分子都具有糖的性质。
- Average cardiac cyclic variation of IB, ACVI. 心动周期平均变动量。
- The molecule has a zero time-average dipole moment. 分子按时间平均的偶极矩为零。
