The effects of fetal bovine serum (FBS) addition time, concentration and different culture systems on the developmental potentiality of bovine parthenogenetic embryos were observed.

试验研究了培养液中血清的添加时间和添加浓度及不同培养体系对黄牛孤雌胚胎体外发育潜力的影响。

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City architecture, as a given seeing sign, is an integral sight, visualization, character and integration and concentration of region culture.

城市建筑作为一种特定的视觉符号，它是城市整体景观、形象、特征、地域文化的综合和浓缩。

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This porous microcarrier has the advantage of high surface, low using concentration, easy-to enlarge in large scale culture.

该载体具有表面积高，使用浓度低，便于扩大培养的特点，便于进行大规模培养。

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While innovation happens all over the UK, the Tech City project in the East End of London brings together many of the elements needed for a successful ecosystem, including funding, a start-up culture, and a concentration of people who can help each other.

FORBES: UK's Tech City Ready To Open Doors For Fourth Annual Job Fair

Credit culture and disclosure are being improved, and prudential standards are being strengthened, for instance in risk concentration, connected lending and liquidity management.

CNN: REFORM IS CRUCIAL