那所教师培训学院为该学院的创立者立了一块纪念牌匾。The teacher training college put up a plaque to the college's founder.我们出售世界杯的所有纪念商品。We are selling the full range of World Cup merchandising.他们身穿黑色衣服，以纪念那些亡故者。They wore black in remembrance...
Colour stability of coker gas oil has been improved by DMF extraction.以二甲基亚砜为萃取溶剂,用溶剂萃取的方法提高焦化柴油的颜色安定性.The coker gas oil was refined by benzyl alcohol extraction.以苄醇为溶剂,用萃取方法提高了焦化柴油的质量.Tell Colonel Coker, I am investigat...