第一组：吕振良负责督导原料厂、炼铁厂活动的开展情况。

The first group: Lv Zhenliang is responsible for the supervision of raw materials factory, iron plant activities.

youdao

第一组：吕振良负责督导原料厂、炼铁厂活动的开展情况。

The first group: Lv Zhenliang is responsible for the supervision of raw materials factory, iron plant activities.

youdao