Working machine engine:
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Machine engine gaining momentum
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Air compressor, air blow
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Grind metal on a grinding machine in a
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Power station generator
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Car factory, hammer knocking, welding
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Forklift truck moving away
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Notches, print imprinted in cardboard
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The atmosphere of the factory, rattling
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Off, standby, on, Forklift
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Hydraulic machine up
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Signal for lunch at the factory
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Dry cleaning
★★★★★