working group on effects of sulphur compounds on the environment معنى
- الفريق العامل المعني بآثار مركبات الكبريت في البيئة
كلمات ذات صلة
- working group on eco-efficiency معنى
- working group on economic issues معنى
- working group on ecosystem monitoring and management معنى
- working group on educational technology معنى
- working group on effects معنى
- working group on electronic commerce معنى
- working group on electronic data interchange معنى
- working group on electronic publishing معنى
- working group on electronic records management معنى