Towns and cities are also facing difficulties as ground water levels fall in the major north China plains, he added.

中国北方平原的城镇同时还面临地表水位下降的困难。

youdao

Towns and cities are also facing difficulties as ground water levels fall in the major north China plains, he added.

中国北方平原的城镇同时还面临地表水位下降的困难。

youdao