(NiZMENENIQ K gOSUDARSTWENNYM OB]ESO@ZNYM STANDARTAM (B:s (NgostAM I ostAM NA (B1/1 1951 (NG(B. /s - (NsOLOWXEW(B, (Nw(B.(Np(B.s ((NmOSKWA (B:s (NsTANDARTGIZ(B,s, 1951)
Keywords: (NoB]IE PRAWILA I NORMY PO PROMY[LENNOSTIs