查询词典 electron

However, the presence of steric hindrance and electron-withdrawing groups on the benzene ring would decrease the activity of phenols.

苯环上有供电子基团的酚类化合物反应活性比较好，而钝化基团的存在，则会降低酚羟基的反应活性。

The absorption bands in visible region are related to photoinduced electron transfer processes, and the dimethylfluorenyl amino benzofuran groups are major chromophore thatcontributed to the sensitization of photo-to-current conversion.

可见区的吸收带都与光诱导电荷转移过程有关，二甲基芴氨基苯并呋喃基团是在光电转换敏化中起主要作用的基团。

There is no electron transfer from tetrakis(2-thienyl)tetrathiafulvalene to [60]fullerene containing piperidinoxanthate dyad in benzonitrile in steady-state.

四硫富瓦烯及其衍生物是良好的有机导体及电子给体，噻吩基取代的四硫富瓦烯可作为合成含噻吩及四硫富瓦烯两种电子给体的聚合物的单体。

A series of N-bonded donor-acceptor derivatives of phenothiazine containing benzene, anisole, pyridine, naphthalene, acetophenone, and benzonitrile as an electron acceptor was synthesized.

合成了一系列的N-10位取代的吩噻嗪给体受体化合物，这些受体包括苯、苯甲醚、吡啶、萘、苯乙酮和苯乙腈。

Molecular geometry optimization and electrochemistry suggested that the energies of the frontier orbitals and electron densities of C1 and C2 could be correlated to the position of benzophenone substitution as well.

分子结构优化与电化学的研究表明，两个分子的电子密度分布与前线轨道能量亦与二苯甲酮取代位置表现出一定的相关性。

The reporter was contacted subsequently " GGTV news broadcast " bright of the former Guo Jia that start a person, what he says he is major of information of extensive work electron is big 3 students, make this paragraph of video just stem from a hobby,"See on the net many ' reprint ' after news broadcast, came temporarily interest, pass the job that produces beside oneself 4 ' not Mian night ' make it ' news ', but the effect is coarser."

记者随后联系到了"GGTV新闻联播"的原创人郭佳爽，他称自己是广工电子信息专业的大三学生，制作这段视频只是出于爱好，"在网上看到不少'翻版'的新闻联播后，一时来了兴趣，就将发生在自己身边的事经过四个'不眠夜'做成'新闻'，但效果就比较粗糙了。"

Chief inspector of strategy of market of Premier Farnell product holds British accredit electron concurrently yuan cent of parts of an apparatus sells trade association Gary Nevison of chairman of RoHS development group says: In the eve that ChinaRoHS carries out, we hope to pass these act, can let more Chinese enterprises satisfy RoHS and ChinaRoHS to bestrew self-confidence to its product.

Premier Farnell产物市场策略总监兼英国受权电子元器件分销商协会RoHS成长组主席Gary Nevison说：在ChinaRoHS实施的前夜，咱们但愿经由过程这些行动，能让更多的中国企业对其产物满足RoHS和ChinaRoHS充满自傲。

The shape of the electron spectrum in beta decay is not dominated by properties of the matrix element.

衰变的电子谱的形状不取决于矩阵元的性质。

Electron neutrinos are generated whenever neutrons change into protons, the two forms of beta decay.

电子型中微子在中子转化为原子时被生成，即两种贝塔衰变的模式。

Based on the physics goals and the requirements of different neutrino experiments, this paper analyzed the features of the inverse beta decay reaction chain of anti-electron-neutrino used in the neutrino detection.

论文从不同类型中微子物理实验研究的目的和要求出发，分析了在中微子探测中所采用的反电子中微子反β衰变反应链模式的特性。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷