perfect radiator perfect reliability perfect square perfect trinomial square perfect vacuum perflation perfluoride perfluorocompound perforate perforated perforated bottom perforated card reader perforated path perforated screen perforated sheet perforated sieve perforated tape reader perforating die perforating press perform |
perfect radiator абсолютен излъчвател абсолютен черен тяло Търсената дума е намерена |