單項選擇題()about 20 sq.m to be sand-blasted.

A.The rusting area
B.The rusted area
C.The corroded area
D.The corrosive area


您可能感興趣的試卷

你可能感興趣的試題

2.單項選擇題You have been towing astern and have just let go the tow.Your deckhands are pulling in and faking the towline by hand on the stern.The most dangerous action to take is to().

A.continue ahead at slow speed
B.continue ahead at half speed
C.stop your engines
D.back down on your engines

3.單項選擇題You are handling a mooring line and are instructed to Check the line.What should you do().

A.Ensure the bight is not fouled by taking up slack
B.Pay out the line smartly and keep it free for running
C.Secure the line by adding more turns
D.Surge the line so it maintains a strain without parting

5.單項選擇題When lowering lifeboats in heavy seas,a good practice is to rig frapping lines().

A.on only the forward falls
B.on only the after falls
C.with a lead of about 45 degrees to the boat
D.from the falls to the main deck of the vessel

6.單項選擇題Fueling activities()waste liquids and vapor releases to air.

A.commence
B.generate
C.give
D.have

7.單項選擇題You must ensure that lifesaving equipment is().

A.Locked up
B.Readily accessible for use
C.Inaccessible to passengers
D.On the topmost deck of the vessel at all times

8.單項選擇題What is TRUE about hoisting operations().

A.Personnel may work beneath suspended loads,as long as they are alert and wear hard hats
B.If a suspended load with no tag begins to spin,personnel should attempt to stop the spinning if the load is within reach
C.If tag lines are used to control a suspended load,they should be secured to the deck
D.Personnel not involved in the hoisting operation should be kept clear of the transfer area

9.單項選擇題The terms ceiling and margin plate are associated with the().

A.crew's quarters
B.engine room
C.main deck
D.tank top

10.單項選擇題What danger is presented if a waterspout passes over a ship?()

A.Heavy rains could cause downflooding
B.Visibility could be restricted by low clouds
C.Large waves could cause structural damage
D.Personnel may be injured by loose deck gear blown by the wind