事实上, 它是细菌,原虫, 支原体, 酵母和病毒的聚集地,形成凝胶样的有机物质.It is, in fact, colonies of bacteria , protozoa, mycoplasmas, yeasts and viruses a gel - like organic material....
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...