retreating mining retreatment re-treatment cell retreatment of tailing retreat mining retrenchment retrieval retrieval time retroaction retroactive amplification retroactive circuit retroactive effect retro-fit package retrofitting retrograde vernier retrogression retrogressive erosion retrogressive motion retrogressive movement retrorocket |
retreating mining изземване на рудничното поле в обратен ред Търсената дума е намерена |