单词prestudy
n.: 预先研究网络: 初步可行性研究
预先研究
"We did an awful lot of prestudy before making a decision, " says one staff officer.
“在决策之前,我们做了多得怕人的预先研究,”一位职能部门的负责人说。
Prestudy on the Volatile Organic Compound in Inner Mongolia Grassland
内蒙古草地挥发性有机物的预研究