2018-10-09 Plug devices Designers of lighting systems, lighting designers, designers, electricians, installers, installers of automation systems, as well as specialists of the internal communications services of homes, buildings and institutions. Of course the most important issue is the use of a plug-in device and wiring for lighting systems.
O. Khomenko Ukraine is treasury of mineral resources or exhausted raw material appendage? Mineral resources of Ukraine, their modern state and prospects of their use are analysed. Actuality of jaspilite extraction by large blocks in the Krivyj Rih ore basis is exposed. The basic technological parameters of the offered system are resulted. The implementation of jaspilite mining and transporting of its blocks on mine workings is expounded. Economical efficiency of developed technological solutions is offered.