单项选择题
A.ample B.sufficient C.enormous D.incredible
The vessel was drifted off from her（）due to strong wind...
单项选择题The vessel was drifted off from her（）due to strong wind.
A.course B.track C.direction D.trend
The use of the danger signal（）.A.replaces directional s...
单项选择题The use of the danger signal（）.
A.replaces directional signals B.makes the other vessel the stand-on vessel C.indicates doubt as to another vessels actions D.is the same as a MAYDAY signal
The two main types of load cells used in mooring tensio...
单项选择题The two main types of load cells used in mooring tension gauges are（）.
A.distortion and compression B.hydraulic and mechanical C.magnetic and applied torque D.frictionless and hydraulic
