控制变量法 meaning in English
control variable method
Examples
- 3 but , he says first scientists must carry out a large , controlled study in which some people get vitamin d and others do not
不过他表示科学家们首先必须进行大型控制变量法的研究，给与部分人摄入维他命d ，另一部分不摄入。
control variable method