Liaohe chemical fertilizer plant is a typical example of China's large-sized chemical fertilizer plants.

辽河化肥厂是我国大型化肥厂中的一个典型。

youdao

Liaohe chemical fertilizer plant is a typical example of China's large-sized chemical fertilizer plants.

辽河化肥厂是我国大型化肥厂中的一个典型。

youdao