Результаты (
английский) 2:
[копия]Скопировано!
The concept of "rational" is embedded not only economic but also ecological content. In other words, the rational - it is economical, careful use of natural sources of raw materials, natural resources, taking into account environmental protection requirements. Therefore it can not be considered a careful rational, cost-effective, efficient use of natural resources, which leaves a deep negative footprint on the environment.
переводится, пожалуйста, подождите..
