摘要
The difficult position faced now by national-key mines were analysed.Based on the analysis the basic thought for national-key mines to extricate itself from difficult position was put forward.
The difficult position faced now by national-key mines were analysed.Based on the analysis the basic thought for national-key mines to extricate itself from difficult position was put forward.
出处
《山西煤炭》
1999年第4期56-58,共3页
Shanxi Coal
