这个分类法刚开始是为了分类于1927年建立的哈佛燕京学社图书馆的中文资料而创立的。

The system was primarily created for the classification of Chinese language materials in the Harvard-Yenching Institute Library which was founded in 1927.

youdao

这个分类法刚开始是为了分类于1927年建立的哈佛燕京学社图书馆的中文资料而创立的。

The system was primarily created for the classification of Chinese language materials in the Harvard-Yenching Institute Library which was founded in 1927.

youdao