symmetry element symmetry group symmetry operation symmetry plane symmetry-restricted covalency symmetry rotation symmetry transformation symons sympathetic vibration synchro synchrocyclotron synchrodrive synchrodyn synchro generator synchromesh synchro-mesh gearbox synchro motor synchronic control synchronic vibration synchronising cone |
symmetry element елемент на симетрия Търсената дума е намерена |