The important fators which affect culture conditions of ? Halobacterium halobium ? B were screened by Plackett? Burman design. 利用Plackett-Burman设计筛选出影响盐生盐杆菌( Halobacteriumhalobium )B培养条件的重要因素,然后利用正交试验设计对这些重要因素加以优化.
The announcer gave out that the 3:30 train to Manchester would start from Platform 4.播音员通知:三点三十分开往曼彻斯特的火车将从4号站台发车。The announcer's voice brought Holden out of his reverie.播音员的声音将霍尔登从幻想中惊醒。In the commercial an announc...
Chris acted astonished as he examined the note...克里斯检查记录时故作震惊状。Her father's sudden death astonished her.父亲突然逝世使她大为震惊。He was astonished at the high gold content in the 340 million-year-old rock.他对这块有3.4亿年历史的岩石的高含金量大为...
instance的近义词/同义词有：circumstance, case, example, occasion, occasion, circumstance, example, thing, reference, case。n.instance的近义词（例子;事件）：circumstance, case, example, occasion。instance的近义词（其他释义）：occasion, circumstance, exam...
Natural fabrics like silk and wool are better insulators than synthetics.丝绸和羊毛之类的纯天然织物比合成纤维的保暖性更好。To reduce heat losses the pipes are covered by thermal insulators.为了减少热散失,管子外包保温层.Crystals may be insulators, semiconducto...