The modified natural rubber latex were prepared by grafting methyl methacrylate ( MMA ) monomer and intercalating modified montmorillonite.
采用胶乳接枝插层法制备了纳米蒙脱土改性天然胶乳,并对其性能进行了研究.
Actually, the target of intercalating this golden week is to stimulate the native demond and give the civics an opporunity for entertainment and consumption while give the businessmen an opporunity to become mushroom and give the contry an opporunity to develop continuously.
其实当初放长假的目的主要是拉动内需,给国民一个休息、花钱的机会,给商人一个爆发的机会,给国家经济一个持续发展的良机。
简答网 · 双语娱乐资讯
简答网 · 高考英语
简答网 · 中考英语
简答网 · 英语阅读