單項(xiàng)選擇題A single heavy wire made up for the topping lift is called a().

A.Bale
B.Spanner wire
C.Bull line
D.Working guy


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2.單項(xiàng)選擇題A “figure eight” knot is used to().

A.be a stopper
B.shorten a line
C.join lines of equal size
D.keep a line from passing through a sheave

3.單項(xiàng)選擇題“15 02 41 Semi Double Queen 195 332mm”is a description of().

A.ISSA stores
B.IMPA stores
C.common marine stores
D.a reference to be studied

4.單項(xiàng)選擇題() is true.

A.ISSA stores are numbered in six digits
B.IMPA stores are numbered in six digits
C.IMPA stores are numbered in seven digits
D.both ISSA and IMPA stores are numbered in unique six digits

5.單項(xiàng)選擇題Your vessel is equipped with a fixed CO2 system and a fire main system. In the event of an electrical fire in the engine room what is the correct procedure for fighting the fire?()

A.Use the CO2 system and evacuate the engine room
B.Use the fire main system and evacuate the engine room
C.Evacuate the engine room and use the CO2 system
D.Evacuate the engine room and use the fire main system