单项选择题
A.in a crossing situation B.in a meeting situation C.when they are the overtaking vessel D.on the inland waters of the PR China
Set of current is（）.A.velocit in knotB.irection from wh...
单项选择题Set of current is（）.
A.velocit in knot B.irection from which it flows C.estimated current D.direction toward which it flows
Several shoals（）reported to exist in the area south-wes...
单项选择题Several shoals（）reported to exist in the area south-west of the Brothers.
A.have B.have been C.has D.has been
A system of cleaning the tanks by washing them with the...
单项选择题A system of cleaning the tanks by washing them with the cargo of crude oil while it is being discharged is known as（）.
A.cow B.lot C.cbt
