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DEVICE FOR CHECKING AVAILABILITY OF CREWMEN ON BOARD A SHIP
DEVICE FOR CHECKING AVAILABILITY OF CREWMEN ON BOARD A SHIP
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机译:船员检查船员可用性的装置
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摘要
the invention относитс to rescue maritime technology and can be used on small vessels (fishing, sports), operating at night врем bad метеоуслови х,дл контрол наличи crew members on board ships to
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