第三章单元测试
  1. Underwater acoustic communication is the main means of underwater communication( )

  2. A:错 B:对
    答案:对
  3. There are two types of seabed observation systems: mooring free buoy system and mooring observation network system( )

  4. A:错 B:对
  5. GPS navigation is an autonomous navigation error( )

  6. A:错 B:对
  7. Ocean matching navigation belongs to autonomous navigation( )

  8. A:对 B:错
  9. Synthetic Aperture Radar is abbreviated as SAR( )

  10. A:对 B:错

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