Результаты (
русский) 2:
[копия]Скопировано!
Power engineering, mechanical engineering industry, which produces primary engines and related vehicles and equipment for production of a variety of energy (steam, gas, etc.) are used as working parts of heat engines.
On these pictures we can see how is used heat consumption, starting with wood burning stove, cast-iron stove, and how is built the heat-gas installations, boiler.
переводится, пожалуйста, подождите..
