The process of carbonation precipitation is intensively affected by super - saturation.碳酸化分解过程强烈地受到过饱和度的影响.How to prevent concrete from freezing - thaw and carbonation is very important.研究如何防止混凝土冻融、碳化具有重要意义.Carbonation i...
The deal is one of the first fruits of a liberalization of foreign investment law.这笔交易是外商投资法规放宽后的最初成果之一。Economic globalization and trade liberalization call for an elimination of tariff wall.经济全球化、贸易自由化的发展要求关税壁垒不断被拆除.Dur...
There is a dovecote, some delightful stewponds.那有一所鸽房, 几个波光粼粼的鱼塘.Then came a day when Laurie was invited to the Dovecote to see Meg's new baby.接着有一天,劳里被邀请到鸽棚来看看梅格的新生婴儿....