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...
Fortunately, the chore of leaf sweeping is well worth the effort.幸运的是，干清扫落叶这个活儿是值得的。It was a methodical, unexciting chore.那是一份按部就班、枯燥乏味的无聊差事。He is prepared to make a living by accepting any remunerative chore.为了生计,他准备接受任...
She was usually a light sleeper.她通常很容易惊醒。I usually go up to London on the sleeper.我一般都乘卧车去伦敦.Please don't make any noise — my mother's a very light sleeper.请安静——我母亲睡觉很轻....