單項(xiàng)選擇題It is easier to dock a right-hand,single-screw vessel().

A.starboard side to the wharf
B.either side to the wharf
C.port side to the wharf
D.stern to the wharf


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1.單項(xiàng)選擇題In twin-screw engine installations while going ahead,maneuvering qualities are most effective when the tops of the propeller blades both turn().

A.to starboard
B.outboard from the center
C.to port
D.inboard toward the center

2.單項(xiàng)選擇題In towing,heaving lines are used for().

A.passing a tow bridle to the tug
B.passing a messenger line
C.heaving in the tow bridle
D.service lines with rocket line throwers

3.單項(xiàng)選擇題In towing it is desirable for the tug and the vessel to ride wave crests simultaneously because().

A.shock loading on the tow line is reduce
B.towing speed is improved
C.the vessel is more visible from the tug
D.the catenary of the tow line is reduced

4.單項(xiàng)選擇題In order to back a right-handed,single-screw vessel in a straight line,you will probably need to use().

A.very little rudder
B.some left rudder
C.some right rudder
D.full left rudder

5.單項(xiàng)選擇題In order for a vessel to be engaged in fishing she must be().

A.underway
B.using gear which extends more than 50 meters outboard
C.using a seine of some type
D.using gear which restricts her maneuverability

最新試題

In order for a vessel to be engaged in fishing she must be().

題型:?jiǎn)雾?xiàng)選擇題

In a following sea,a wave has overtaken your vessel and thrown the stern to starboard. To continue along your original course,you should().

題型:?jiǎn)雾?xiàng)選擇題

The distance that a vessel travels from the time that the order to put engines full astern until the vessel is dead in the water is known as().

題型:?jiǎn)雾?xiàng)選擇題

The condition where a ship on the end of a tow line is riding a wave crest at the same time as its tug rides a wave crest is known as riding in().

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Catenary as applied to tow lines denotes the().

題型:?jiǎn)雾?xiàng)選擇題

Most of your vessel’s superstructure is forward. How will the vessel lie when drifting with no way on?().

題型:?jiǎn)雾?xiàng)選擇題

Apparent wind speed blowing across a vessel under tow can be measured by a(n)().

題型:?jiǎn)雾?xiàng)選擇題

For the deepest water when rounding a bend in a river,you should navigate your vessel().

題型:?jiǎn)雾?xiàng)選擇題

In twin-screw engine installations while going ahead,maneuvering qualities are most effective when the tops of the propeller blades both turn().

題型:?jiǎn)雾?xiàng)選擇題

If you are the stand-on vessel in a crossing situation,you may take action to avoid collision by your maneuver alone. When may this action be taken?().

題型:?jiǎn)雾?xiàng)選擇題