This paper introduces the realization of catalyzing and cracking unIt'self - protect interlock in MACS system.文章介绍了催化裂化装置自保联锁在MACS系统中的实现.Crowds of French and British families plodded around in yellow plastic macs.成群...
This is no time to be fainthearted.现在不是怯懦的时候。Obviously being a appears like a fainthearted one.明明是个强人,天生一副熊样.The timid and the fainthearted , and people that expect quick results, are doomed to disappointment.胆怯的、优柔的 、 以...
All this leads up to the most fundamental of theorems of calculus.综上所述就导出了微积分学中的最基本的定理.The culmination of the work on singularities is two famous transformation theorems.奇点研究的顶峰是两个著名的变换定理.All forms of reciprocal theorems...
Uses: as the raw material of manufacturing europium oxide.用途: 用作氧化铕的原料.Europium and terbium rare earth complexes with tetracarboxylic acid were successfully prepared in aqueous solution.摘要在水溶液中合成了铕和试的四元羧酸稀土配合物.The comple...