航海英语水手工艺章节练习(2018.02.07)

单项选择题
A monkey fist is found on a（）.
A.heaving line
B.leadline
C.manrope
D.mooring line
单项选择题
A shroud is（）.
A.a light sail
B.a topmast stay
C.a sheet
D.standing rigging
单项选择题
A new coil of nylon line should be opened by（）.
A.pulling the end up through the eye of the coil
B.taking a strain on both ends
C.uncoiling from the outside with the coil standing on end
D.unreeling from a spool
单项选择题
A preventer guy（）.
A.prevents anyone from working the cargo at unauthorized times
B.is a safety measure in case one of the outboard guys parts
C.is a longshoreman who watches for accidents
D.is the same as a blacksmith
单项选择题
A deepwell pump is a type of（）.
A.screw pump
B.centrifugal pump
C.eductor
D.gear pump
单项选择题
Right-laid line should be coiled（）.
A.clockwise
B.counterclockwise
C.either clockwise or counterclockwise
D.on a reel
单项选择题
When checking a mooring line，you should（）.
A.ensure the bight is not fouled between the ship and the dock by taking up slack
B.pay out slack smartly and keep free for running
C.secure more turns to hold the line against any strain，then clear the area
D.surge the line so that it maintains a strain without parting
单项选择题
A face line is used to（）.
A.prevent barge movement in a lock
B.secure two barges end-to-end
C.secure barges to the towboat
D.secure barges side-by-side
单项选择题
You can safely step in the bight of a line（）.
A.when it is not under strain
B.if both ends are made fast
C.in an emergency
D.at no time
单项选择题
The revolving drum of a winch used to haul lines is called a（）.
A.bull gear
B.gypsyhead
C.spanner
D.wildcat