"It's almost like changing one atom into another atom," said Guy Bertrand, a UCR chemistry professor who co-authored a paper on the new compound.
加州大学河滨分校的一位和他们合作撰写关于这个新化合物的论文的化学教授盖伊·贝特兰德(Guy Bertrand)说：“这几乎就像是把一个原子变成另一个原子。”
Heme, a complex heterocyclic compound, is an organic molecule derived from porphyrin with an iron atom at the centre.
血红素(一种复杂的杂环化合物)是来自中心含铁原子的的一种有机分子。
The essence of polar conversion is that organic compound reflects the carbon atom electricity in the centre and changes, kiss the electricity or kiss the core course changing.
极性转换的本质是有机化合物反应中心碳原子电性发生转换，即亲电性或亲核性发生转换的过程。
Of, relating to, or constituting an organic compound containing a metal, especially a compound in which a metal atom is bonded directly to a carbon atom.
属于、关于或组成一种有机化合物，该化合物包含一种金属，特别是金属原子直接与碳原子相连的化合物。
An organic compound containing a hydroxyl group bonded to a carbon atom, which in turn is doubly bonded to another carbon atom.
烯醇一种有机化合物，包含有与碳原子键连的羟基群，该碳原子反过来又与另一个碳原子双键连接。
Hydroxide: Any compound with one or more functional groups made up of one atom each of hydrogen and oxygen, Bonded together and acting as the hydroxide anion (OH -).
氢氧化物：包含一个或几个由一个氢原子和一个氧原子组成的官能团的化合物，氢和氧原子键合在一起以氢氧基团或氢氧阴离子(OH-)的形式起作用。
A growing polymer is terminated by the transferred of a hydrogen or other atom or species to it from some compound present in the system-the monomer, initiator, or solvent, as the case may be.
链转移氢、其它原子或反应种转移到反应体系的化合物中(单体、引发剂或溶剂)，从而导致聚合物增长终止，这种情况称为链转移。
The present invention relates to one kind of substituted azophenyl carboxylate containing fluorine atom and cyan group as liquid crystal compound and its preparation process.
本发明涉及一种含氟原子和氰基的取代偶氮苯羧酸酯类液晶化合物及其制备方法。
With the data of atom scattering factors, optical constants of some useful material for X-ray compound lens in high-energy X-ray waveband were calculated.
利用原子散射因子数据，对常用X射线组合透镜材料在高能X射线波段的光学常数进行了计算，并分析了组合透镜设计中的材料选择问题。
With the data of atom scattering factors, optical constants of some useful material for X-ray compound lens in high-energy X-ray waveband were calculated.
利用原子散射因子数据，对常用X射线组合透镜材料在高能X射线波段的光学常数进行了计算，并分析了组合透镜设计中的材料选择问题。
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