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...
...homemade strawberry jam.自制草莓酱Homemade goods are edging out imported foreign goods.国产货正逐步取代进口货物.The reflection effect was measured with a homemade ellipsometer.用自制椭圆度计测试了反射效应.My homemade bread stales very quickly.我自制的面...
北毛鼻袋熊是夜行性动物, 人类很少能看到它们.Nocturnal creatures, the northern hairy - nosed wombat is rarely seen by humans.袋熊、袋鼠都是澳大利亚的有袋类动物.The wombat and kangaroo are both marsupials in Australia.袋熊停在护林员的车辆前面.A wombat stops in front a ran...