例句與造句

1. under these conditions the fibrinolytic activity of the supernatant can reach 820 urokinase units per milliliter broth . ba-dfe was purified from the supernatant of b . amyloiquefaciens dc-4 culture broth by ammonium sulfate precipitation, ion-exchange chromatography on cm-and deae-sepharose fast flow, hydrophobic interaction chromatography on phenyl sepharose 6 fast flow and gel filtration on sephadex g-50 . the purified enzyme displayed thermophilic, hydrophilic and strong fibrinolytic activity
   通過硫酸銨分級(jí)沉淀、cm-sepharosefastflow和deae-sepharosefastflow離子交換層析、phenylsepharose6fastflow疏水層析和sephadexg-50凝膠過濾等方法，從解淀粉芽孢桿菌dc-4的發(fā)酵液中分離純化出電泳純的ba-dfe。
2. It's difficult to find unit per milliliter in a sentence. 用unit per milliliter造句挺難的