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marine riser
marine risk
marine rudder
marine safety valve
marine salina
marine salvage
marine sand
marine sanitary fixture
marine satellite
marine science
marine screw
marine screw propeller
marine screw propeller test
Marine Second Class
marine sediment
marine sedimentary geochemistry
marine sedimentation
marine sedimentology
marine seed botany
marine seismic cable
marine seismic profiler
marine seismic prospecting
marine seismic record
marine seismic refraction method
marine seismic streamer
marine seismic survey
marine seismic survey room
marine seismograph
marine seismometer
marine service instrument

 marine riser
海底取油管(采油)


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