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Terms for subject Earth sciences containing 导航 仪 | all forms | in specified order only
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多普勒雷达自动导航仪radar Doppler automatic navigator
奥米伽远程导航系统定位仪omega position location equipment
带有海道测量仪器与导航设备的深海钻孔地质剖面测量系统deep ocean logging profiler with hydrographic instrumentation and navigation
测深导航仪bathymetric navigation equipment