natural covering معنى
- غِطاء
- غِطاء طبِيعِي
- غِلاف
- natural adj. طبيعي, فطري, ...
- covering adj. واق, حام لموق ...
- regional strategy for environmental protection and rational use of natural resources in ece member countries covering the period up to the year 2000 and beyond الاستراتيجية الإقل ...