environmental effectiveness معنى
- فعالية بيئية
- environmental adj. بيئي, محيطي; ...
- effectiveness n. فاعلية, تأثير, ...
- aid effectiveness فعالية المعونة
كلمات ذات صلة
- environmental economists معنى
- environmental education معنى
- environmental education and training unit معنى
- environmental education by region معنى
- environmental education in the united states معنى
- environmental effects of aviation معنى
- environmental effects of aviation in the united kingdom معنى
- environmental effects of irrigation معنى
- environmental effects of mining معنى