單項(xiàng)選擇題The abbreviation RYC in a marine cable generally stands for（）.

A.referring to your crew
B.reference for your captain
C.return to your cabin
D.received your cable


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1.單項(xiàng)選擇題The abbreviation L.W.R.P. on the navigation maps means（）.

A.low water reference plane
B.low winter runoff point
C.least water river plane
D.land wall reference point

2.單項(xiàng)選擇題SINGLE UP FORWARD TO HEAD LINE AND SPRING means（）.

A.let go all the lines forward including head line and spring
B.let go the head line and spring only
C.let go all the lines except a head line and a spring
D.let go the head line and spring including all the lines

4.單項(xiàng)選擇題RESULT OF SEARCH NEGATIVE means（）.

A.the search has found nothing
B.the derelict has been found
C.the derelict has been located
D.the derelict has been sighted

5.單項(xiàng)選擇題Please kindly arrange for shore workers to do（）during loading the heavy cargo on deck as soon as possible.

A.the work of using lines and chains to secure the cargo on board
B.the lash work
C.the work of putting dunnage，keeping the cargo in position and not move when the ship is rolling and pitching
D.the lashing work