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.Colour stability of coker gas oil has been improved by DMF extraction.以物质A为反应物,白土为脱色物质,研究用反应-吸附的方法提高焦化柴油的质量.A coking gas oil was treated by clay refining processs in laboratory.在这道门里, 焦化和...
There are significant parallels with the 1980s.与20世纪80年代有明显相似之处。The street parallels the railway.这条街与铁路平行.These parallels cannot be merely coincidental.这些相似之处不可能只是巧合....
Colourful neon lights were hung here and there during National Day.国庆节期间到处挂着彩灯。colourful postcards of California五颜六色的加利福尼亚明信片More details surfaced of her colourful past as the story developed.随着故事的发展,更多有关她不同寻常的过去的细节开始为人所...
梭状芽孢杆菌引起的坏死性筋膜炎具有条件致病性.Necrotising fasciitis is a critical condition involving the Clostridial species.均表现有较典型的嗜酸细胞性筋膜炎的临床特征.Clinically, typical characteristics of eosinophilic fasciitis were found in all cases.目的探讨嗜酸细胞性...
Asparagus is reputed to be an aphrodisiac.据说芦笋可以催情。...a three-year contract reputed to be worth a staggering £5,000-a-week...据称高达每周 5,000 英镑的三年期合同He is ill reputed in the business community.他在商界名声不好。Some reputed saints t...