A.fuel oil
B.sludge
C.oil refuse
D.All of the above
您可能感興趣的試卷
你可能感興趣的試題
A.Mayday
B.Pan
C.Safety
D.Interco
A.SOS sent three times
B.ten one-second dashes with a four-second interval between them
C.twelve four-second dashes with a one-second interval between them
D.twelve one-second dashes with a short interval between them
A.1.5 and greater
B.1.25 and greater
C.1.0 and greater
D.0.5 and greater
A.hold anchor
B.leave anchor
C.let go anchor
D.weigh anchor
A.reduce the length of the cable
B.pay out more anchor cable
C.back the engines
D.swing the rudder several times to work the anchor into the bottom
最新試題
The use of the danger signal（）.
What happens to the efficiency of an anchor when it is moved from sand to mud?（）
What is normally used to pass a mooring line to a dock?（）
Tripping defects in anchors frequently occur in（）.
What is the MOST irritating to the skin?（）
The best method to stop a vessel from dragging anchor in a sand bottom is to（）.
We have no steel wire．You had better（）us one.
What does the term TO NAVIGATE WITH CAUTION mean?（）.
What form of ice is of land origin?（）
To develop maximum anchor holding power，the optimum angle between the anchor’s shank and the mooring lines is（）.