To prevent access by children to “adult” or colecciones books stored in a shelf with sdvizhnye glasses will help ordinary furniture lock with retractable tongue and bent from steel strip. The thickness of the strips is determined by the gap between the panes.
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THE ELECTRICS TIME IN FLIGHT
In the past year ("M-K" No. 5 of 1979), we introduced our readers to the technology of refinement of microelectromechanical DI-1-3 and EDR-40 to install them on a flying model. The...
Designing shade
The so-called architecture of small forms is undeservedly forgotten on garden plots. For example, pergolas and trellises are light openwork structures, usually covered with plants and...
