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...
The one thing I look forward to is going punting in Cambridge.我期盼的一件事就是在剑桥乘坐平底船畅游。When I left Cambridge I had a £10,000 overdraft.我离开剑桥时，透支了1万英镑。He asked me to go to Cambridge with him.他要我和他一起去剑桥。...
His interests increasingly diverged from those of his colleagues.他的兴趣和同事们越来越不一样了。Needless to say, theory and practice sometimes diverged.不用说，理论和实践有时候并不相符。Scientists believe that man diverged from the apes between 5 and 7...
Water Gulf region, Iraq has the Euphrates and Tigris in Mesopotamia.海湾地区缺水, 伊拉克却拥有幼发拉底河与底格里斯的两河流域.The dam project is part of a decades - old strategy to harness the Tigris and Euphrates rivers.这项水坝计画是数十年策略的一部份,以善用底格里斯河及幼...