working party on coal معنى
- الفرقة العاملة المعنية بالفحم
كلمات ذات صلة
- working party on accounting standards معنى
- working party on agrarian structure and farm rationalization معنى
- working party on air pollution problems معنى
- working party on automation معنى
- working party on biotechnology معنى
- working party on coal trade معنى
- working party on coal trade and coal statistics معنى
- working party on combined transport معنى
- working party on common methodology معنى