To improve the IR absorption of hydrotalcite, we intercalate SO 42 - to partly replace CO 32 - of interlayer.对水滑石红外吸收机理的研究表明,水滑石的层间阴离子起主要作用, 层板具有协同效应.为提高水滑石的红外吸收选择性,通过对不同阴离子的分析和筛选,确定在水滑石层间插入硫酸根.Veiws evidently intercalat...
我有了头痛的先兆。I had the beginnings of a headache.乌云是下雨的明显先兆.Black clouds are an unmistakable sign of coming rain.那被认为是一种不幸的先兆.It is said to be an omen of misfortune....
Multiple aptitudes is the theoretical basis for developing students? individual specialties.多元智能理论是发展学生个性特长的理论基础....seafood, paella, empanadas and other specialties.海鲜、西班牙肉菜饭、南美肉馅卷饼和其他特色食品Our specialties are fried sole, ...
Lack of money accounts for her discontinuing her studies.缺钱是她辍学的原因.He persuaded me out of the idea of discontinuing the experiment.他劝我放弃中断实验的想法.The angioneurotic oedema resolved in all 3 patients within hours of disconti...
让我再读一遍, 我准是把名字搞错了.Let me read that over. I must have mistaken the name.他订购了一些自己喜欢的书，打算重新再读一遍。He sent for a number of books he admired with the idea of re-reading them.这些词也许今后一辈子也不会再读到了.These are words which may not be se...