所屬欄目:發(fā)酵生物技術(shù)英語
Gel filtration and affinity chromatography are useful laboratory methods which have not so far been applied to large scale production.However,there are many examples of low-volumn high-value products which justify the use of these expensive and labourinte ......(本文共 2034 字 ) [閱讀本文] >>