biological agent

常见例句

He actually was present during biological agent production runs.
在生物制剂生产期间，他当时就在场。
And whether the biological preparation for the treatment was addictive was determined through the chiasm and vicarious experiment.
通过吗啡和生物制剂交叉替代试验，确定生物制剂是否成瘾。
Uranium has been redistributed by biological processes as well as in the sedimentary cycle.
由于生物作用，以及沉积旋回，铀发生重新分布。