更多"Apparent wind speed blowing across "的相关试题:
[单项选择]Apparent wind speed blowing across a vessel under tow can be measured by a(n)（）.
A. barometer
B. wind vane
C. anemometer
D. thermometer
[单项选择]（）is the maximum speed of your ship?
A. How
B. Which
C. How about
D. What
[单项选择]In det rmining a safe speed of your ship,（）shall not be among those taken into account.（）
A. the state of visibility
B. the traffic density
C. the number of crew on board
D. the maneuverability of the vessel
[单项选择]Propeller pitch speed minus ship speed divided by the propeller pitch speed is termed （）.
A. apparent slip
B. tree slip
C. pitch
D. propulsive efficiency
[单项选择]Under threat, ship master activate SSAS system and send a message to（）.
A. nearby coast station
B. flag administration
C. vessels in the vicinity
D. charterer and sub-charterer
[单项选择]Under MARPOL Code the ship to which it applies has to carry （）
A. an International Ship Security Certificate
B. an International Oil Pollution Certificate
C. a Safety Management Certificate
D. an International Ballast Water Management Certificate
[单项选择]Under ISM Code the ship to which it applies has to carry （）
A. an International Ship Security Certificate
B. an International Oil Pollution Prevention Certificate
C. a Safety Management Certificate
D. an International Ballast Water Management Certificate
[单项选择]Under ISPS Code the ship to which it applies has to carry（）
A. an International Ship Security Certificate
B. an International Oil Pollution Certificate
C. a Safety Management Certificate
D. an International Ballast Water Management Certificate
[单项选择]Generally speaking，a ship steaming across the North Pacific from Japan to Seattle is likely to experience（）.
A. adverse currents for practically the entire crossing
B. favorable currents for practically the entire crossing
C. favorable currents in the summer months and adverse currents in the winter months
D. variable currents having no significant effect on the total steaming time
[单项选择]The ship should reduce speed in（）.
A. the poor visibility
B. the good night
C. the fast speed
D. the good sight
[单项选择]A ship under construction or major repair will acquire permanent magnetism due to（）while sitting stationary in the earth’s magnetic field.
A. hammering and jarring
B. vibration and pounding
C. varying magnetic fields
D. stable or permanent magnetism of the ship
[单项选择]What are the conditions，under GMDSS，whereby a ship is NOT allowed to depart from any port? （）
A. The vessel is not capable of performing all required distress and safety functions
B. The vessel is carrying more than the required number of qualified GMDSS radio operators
C. The vessel has a temporary waiver of its radio license and Safety Certificate
D. The vessel is not carrying a GMDSS radio maintainer，but has provided for shoreside maintenance plus duplication of equipment if required
[单项选择]The ship should reduce speed in the thick fog because of（）.
A. the poor visibility
B. the fog signals
C. the fast speed
D. the good sight
[单项选择]When a wind force causes a floating ship to heel to a static angle，the（）.
A. centers of buoyancy and gravity are in the same vertical line
B. righting moment equals the wind-heeling moment
C. downflooding point is below water
D. deck-edge immersion occurs
[单项选择]Whether a ship is sailing before the wind or sailing in the rough sea, we must reduce the fuel injection of the main engine.For the former one, it aims to prevent the main engine being（）, while for the later one, it aims to prevent the main engine being（）.
A. overspeed；overload
B. overload；overspeed
C. over torque；overspeed
D. low mechanical efficiency；overload
[单项选择]When the ship is under attack by pirates,or terrorists,（）needs to be activated.
A. AIS
B. SSAS
C. SSP
D. SART
[单项选择]（）is placed in the front of the ship under the water,which eases berthing or ma-noeuvering sideways at slow speed.
A. The bulbous bow
B. The anchor
C. The bow thurster
D. The propeller
[单项选择]The pilot wants to know（）my ship’s maximum speed is.
A. how much
B. how many
C. about
D. what
