energy development

methods of energy production from various sources

en-US/ˈɛnɚd͡ʒi dɪˈvɛləpmənt/
en-GB/ˈɛnəd͡ʒɪ dɪˈvɛləpmənt/

الفئات:

field of studyacademic disciplinebranch of sciencecivil engineering