單項選擇題Coiling new rope against the lay，bringing the lower end up through the center of the coil，then coiling with the lay，in order to remove the kinks，is known as（）.

A.coiling
B.faking
C.flemishing
D.thoroughfooting


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1.單項選擇題Coast Pilots and navigational charts are kept corrected and up-to-date by using the（）.

A.pilot charts
B.Notices to Mariners
C.Tide Tables
D.Current Tables

2.單項選擇題Clouds with the prefix “nimbo” in their name（）.

A.are sheet or layer clouds
B.have undergone great vertical development
C.are middle or high altitude clouds
D.are rain clouds

3.單項選擇題Clouds form（）.

A.as a mass of warm，humid air rises into the atmosphere and cools，condensing moisture into small droplets
B.as winds blow across bodies of water，the sun causes the moisture to be absorbed and move upward forming clouds
C.dry air compresses moisture from the atmosphere into clouds
D.when the relative humidity of the atmosphere is low

4.單項選擇題Clean air standards referred to as “Grade D” apply to compressed air for use in（）.

A.high pressure fluid accumulators
B.driving air-powered plunger pumps
C.filling open-circuit breathing systems
D.bladder-type accumulators

5.單項選擇題Class I and II private aids to navigation in or along navigable waters of the United States are listed in the（）.

A.Sailing Directions
B.Light List
C.List of Private Aids
D.Aids to Navigation Manual