The transitions of bisphenol A and phenolphthalein oligo -- polysulfones were inves - tigated by DSC.本工作用示差扫描量热法(DSC)研究了双酚A型和酚 酞 型两种聚砜预聚物的转变.Forbidden transitions are those for which dipole radiative transitions are not ...
Both ionization and excitation lead to eletronic transitions that may be the emission of light.电离和激发都将导致可能伴随有光发射的电子跃迁.Forbidden transitions are those for which dipole radiative transitions are not allowed by the selectio...
" Certainly it's not caused by bad parenting,'says Vinogradov.“ 精神分裂症肯定不是由不良的父母教育引起的.”维诺格拉多夫说....parenting classes.育儿课程Parenting is not fully valued by society.养儿育女没有得到社会的充分重视。Parenting can be a stressful busin...
He had to cancel some engagements because of tiredness.他太累了，不得不取消一些约会。...business-related social engagements.与公事有关的社交约会Broadway was full of loafing thespians in search of next season's engagements.百老汇大街上挤满了闲荡的演员,在寻找...
这对夫妻被巨大的水流卷走了。The couple were swept away by the strong current.大风卷走了大部分的尘土。Strong winds blew away most of the dust.他卷走公司的资金潜逃了。He absconded with the company funds....