Enviremental Engineering

Definition of Sustainable Development: The conservation/supporting of the essential qualities of life (such as clean air and water, productive soil, natural areas with abundant wild-life...

Enviremental Engineering

Предмет:	Технически науки
Тип:	Учебници
Брой страници:	51
Брой думи:	30018
Брой символи:	162069

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