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...
The axioms adopted by Euelid mere supposed to be self - evident truths.欧几里德用的公理都应看作是不证自明的真理.The theorems should be deduced from axioms by purely logical arguments.定理应该通过纯粹的逻辑的推导而从公理演绎得到.The simplest of the substitute axi...
Stick them on using a small amount of glue.用少许胶水把它们贴上。The smell of sawdust and glue pervaded the factory.工厂里弥漫着锯屑和胶水的气味。Secure with a few spots of glue.用几滴胶水粘住。...