航海英语船舶索具及保养单项选择题每日一练(2018.12.19)

单项选择题
On an anchor windlass，the wheel over which the anchor chain passes is called a（）.
A.brake compressor wheel
B.devil's claw
C.wildcat
D.winchhead
单项选择题
When a line is laid down in loose，looping figure-eights，it is said to be（）.
A.Faked
B.Flemished
C.Coiled
D.Chined
单项选择题
On a long ocean tow，the bridle should be made up of two equal lengths of（）.
A.chain
B.wire
C.nylon
D.manila
单项选择题
The metal，teardrop-shaped object sometimes used within an eyesplice is a（）.
A.grommet
B.reinforcement
C.splice form
D.thimble
单项选择题
Neglecting friction，you desire to lift a 300 kgs weight with a stress on the hauling part of 100 kgs.Which of the following tackles would you use（）.
A.Gun tackle
B.Luff tackle
C.Two-fold tackle
D.Double-luff tackle