单项选择题
You may find the time of slack water after low water in a certain port from（）.
A.Deadweight Scale
B.Tide Tables
C.Notices to Mariners
D.Table of Azimuth
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相关考题
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单项选择题
The satellite system of GAMDSS comprise（）.
A.NAVTEX, COSPAS/SARSAT, EPIRBs and Status Recording-system
B.Inmarsat,COSPAS/SARSAT, EPIRBs and Status Recording-system
C.NAVTEX, Inmarast,EPIRBs and SART
D.Inmarsat, direct Printing Telegraphy -
单项选择题
The terrestrial system of GMDSS consists of（）.
A.radio-telephony, DSC, Direct Printing Telegraphy,Navtex and SART
B.INMARSAT, DSC, Direct Printing Telegraphy, Navtex and SART
C.radio-telephony,DSC,EPLRB,Navtex and SART
D.Status Recording system,DSC,Direct Printing Telegraphy, Navtex and SART -
单项选择题
An（）indicates that there is imminent risk for navigation.
A.distress alert
B.urgency message
C.safety message
D.routine message
