Technological progress in space, pollution controlTechnological progress in space, pollution control
People standing near the window , behind which you can see the cosmosPeople standing near the window , behind which you can see the cosmos
Space shuttle on the background of the earth's surfaceSpace shuttle on the background of the earth's surface
A satellite above the surface of a celestial body. view from spaceA satellite above the surface of a celestial body. View from space
Совокупность процессов обработки или переработки материалов в определённой отрасли производства, а также научное описание способов производства.