木炭和金刚石都是炭的同素异形物Charcoal and diamond are allotropes of carbon.炭的含量是百分之四.Its carbon content is 4 %.苯酚的催化氧化和炭的催化氧化可能遵循不同的反应历程.Phenol oxidation and catalyst - sorbent ignition may proceed bt different reaction mechanisms....
By using the complementation test an unknown mutant can be rapidly assigned to a particular gene.采用互补测验可迅速地将某一未知突变型归属于某一特定基因.When the cells were then shifted to an enriched medium, the mutant cells proliferated.然后,当细胞移入一...
Biography must to some extent delineate characters.传记必须在一定程度上描绘人物。...an agreement to delineate the border.划界协议Neutron activation analysis for uranium in soild may delineate structures.用中子活化分析测定土壤中的铀以圈定构造.Scientists then ...
在他的凝视之下罗赛藜软化了.Rosalie weakened under his gaze.最成功的是白藜芦醇, 它对健康的好处已经广为人知.The champion was resveratrol, already well known for its possible health benefits.白藜芦醇可根据不同的细胞信号水平发挥作用.Resveratrol may act on different levels of cel...