Kolektivní způsob zdění
An educational document that clearly shows how the new collective method of building in the so-called "threes" can achieve an increase in labor productivity and, as a result, help to eliminate the general lack of apartments.
An educational document that clearly shows how the new collective method of building in the so-called "threes" can achieve an increase in labor productivity and, as a result, help to eliminate the general lack of apartments.
