The development of Xinjiang water conservancy in Qing dynasty played an important role in Chinese west development history.

清代新疆水利开发是中国西部开发史的重要组成部分。

youdao

The development of Xinjiang water conservancy in Qing dynasty played an important role in Chinese west development history.

清代新疆水利开发是中国西部开发史的重要组成部分。

youdao