更多"Advection fog holds longest over wh"的相关试题:
[单项选择]Advection fog holds longest over which portions of the lakes? （）
A. Northwest
B. Southeast
C. Northeast
D. Southwest
[单项选择]All the holds which are to take cereals in bags must be so cleaned that they meet the requirements of the（）.
A. local agent
B. cargo surveyor
C. accident investigator
D. general average adjuster
[单项选择]Which kind of fog is also named as ground fog?（）
A. Advection
B. Radiation fog
C. frontal fog
D. Steam fog
[单项选择]A 95-meter vessel aground sounds which fog signal? （）
A. A rapid ringing of a bell for 5 seconds every two minutes
B. A whistle signal of one short，one prolonged，and one short blast
C. A prolonged blast of the whistle at intervals not to exceed one minute
D. A rapid ringing of a bell for 5 seconds，preceded and followed by three separate and distinct strokes on the bell
[单项选择]The（）should ensure that the holds in which chemical packages are stowed are properly supervised during the loading operations and these packages are regularly inspected for leakage or damage on the voyage.
A. berth operator
B. harbour supervisor
C. master of a ship
D. port authority
[单项选择]Which instrument is most useful in forecasting fog（）.
A. A barometer
B. An anemometer
C. A sling psychrometer
D. A pyrometer
[单项选择]The fog produced by warm moist air passing over a cold surface is called（）.
A. conduction fog
B. radiation fog
C. frontal fog
D. advection fog
[单项选择]A 200-meter vessel is aground in fog. Which signal is optional? （）
A. A bell signal
B. A gong signal
C. A whistle signal
D. All of the above
[单项选择]All the holds and other parts of the ship in which cargo is to be stowed should be（）for the carriage.
A. comfortable
B. suitable
C. stable
D. favorable
[单项选择]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]Which knot should be used to send a man over the side when he may have to use both hands（）.
A. Bowline
B. French bowline
C. Bowline on a bight
D. Running bowline
[单项选择]Radiation fog（）.
A. always forms over water
B. is formed by a temperature inversion
C. is thinnest at the surface
D. dissipates during the evening
[单项选择]High-velocity fog（）.
A. is a finer，more diffuse water spray than low-velocity fog
B. requires that the water pressure be no greater than 60 psi
C. produces an effective fog pattern no more than 6 feet beyond the nozzle
D. extinguishes a fire by absorbing heat and reducing the supply of oxygen
[单项选择]Fog forms when the air（）.
A. is 50% water saturated
B. is 90% water saturated
C. temperature is greater than the dew point temperature
D. temperature is equal to，or below the dew point temperature
[单项选择]A fog signal consisting of one prolonged blast followed by four short blasts would indicate thepresence of a（）.
A. vessel being towed
B. fishing vessel engaged in trawling
C. vessel at anchor warning of her location
D. power-driven pilot vessel on station underway
[单项选择]The fog most commonly encountered at sea is called（）.
A. conduction fog
B. radiation fog
C. frontal fog
D. advection fog
[单项选择]Uncharted lights，fog signals and radar beacon transmissions may be（）near the station.
A. encountered
B. met
C. contacted
D. seen
