ortho-phosphoric acid orthorhombic orthoscope orthoscopic eyepiece orthosilicate orthosilicic acid orthostyle ortive amplitude ortstein osciilometry oscilations build-up oscillating oscillating axle oscillating bar oscillating beacon oscillating beam oscillating cam oscillating camses oscillating conveyer oscillating conveyor |
ortho-phosphoric acid хим. ортофосфорна киселина Търсената дума е намерена |