(NuLU^[ENIE \KSPLUATACIONNYH POKAZATELEJ RABOTY WAKUUM(B-(NFILXTROW (B/ /s - (NbERN[TEJN(B, (Nl(B.(Na(B.s ((NmOSKWA (B:s (NpROMSTROJIZDAT(B,s, 1954)
Keywords: (NcEMENTNOE PROIZWODSTWOs; (N[ESTERENNYE NASOSYs