The frequency of expenses of cost of former delegate overload, latter represents the bulk of the unitage of overweighted cost expenses.

前者代表超载成本率,后者代表超载成本单量大小。

The NIH unitage is based upon the ability of a vaccine to protect mice against a standard intracerebral infection.

NIH单根据保护小白鼠大脑内免受一次标准感染能力而制定。