中学化学奥赛在我国目前仍是优秀学生培养与选拔的主要途径之一，其普及程度是非常广泛的。

So far, the Chemistry Olympiad for middle school students has been accepted as one of the major effective means to train and try out excellent students in our country.

youdao

中学化学奥赛在我国目前仍是优秀学生培养与选拔的主要途径之一，其普及程度是非常广泛的。

So far, the Chemistry Olympiad for middle school students has been accepted as one of the major effective means to train and try out excellent students in our country.

youdao