singing margin singing point single single-acting single-acting cylinder single-acting engine single-address single-address code single-angle cutter single anticline single-arm anvil single-armed lever single-arm lever single-arm semaphore single-axle single-bank superheater single-bay frame single-beam single-beam paddle mixer single-beam spectrophotometer |
singing margin рад. зона на самовъзбуждане Търсената дума е намерена |