更多"When visibility is restricted（），we "的相关试题:
[单项选择]The term restricted visibility，when used in the Rules，refers to（）.
A. situations when you can see vessels on radar that you cannot see visually
B. visibility of less than half a mile
C. any condition where visibility is restricted
D. visibility where you cannot see shore
[单项选择]
When the ship is in restricted visibility, the officer in charge of the engineering watch shall ensure that （）
Ⅰ.Bridge order relating to changes in speed or direction of operation areimmediately implemented
Ⅱ.auxiliary machinery used for maneuvering is readily available
Ⅲ.permanent air or steam pressure is available for sound signals
A. Ⅰ+Ⅱ
B. Ⅰ+Ⅲ
C. Ⅱ+Ⅲ
D. Ⅰ+Ⅱ+Ⅲ
[单项选择]When we say that two objects have relative motion, we mean （）.
A. the distance between them remains the same
B. the distance between them is changing
C. the position between them is not changing
D. their positions to the earth remain the same
[单项选择]When we write, we must write as（）as we can.
A. careful
B. carefully
C. more careful
D. more carefully
[单项选择]You are underway in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. You must（）.
A. stop your engines
B. sound two prolonged blasts of the whistle
C. sound the danger signal
D. slow to bare steerageway
[单项选择]In restricted visibility a towed vessel must sound a fog signal when it is（）.
A. the last vessel in the tow
B. the last vessel in the tow and it is carrying a crew
C. manned，regardless of its position in the tow
D. None of the above are correct
[单项选择]In restricted visibility, a vessel which detects by radar alone the presence of another vessel shall determine if a close quarters situation is developing or risk of collision exists. If so, she shall（）.
A. sound the danger signal
B. when taking action, make only course changes
C. avoid altering course toward a vessel abaft the beam
D. All of the above
[单项选择]In restricted visibility the speed of a vessel without operational radar may be（）enable effective avoiding action to be taken on sighting another ship.
A. too low to
B. too high to
C. too high for
D. too low for
[单项选择]You are in restricted visibility and hear a fog signal forward of the beam. Nothing appears on your radar screen. You must（）.
A. stop your engines
B. sound two prolonged blasts of the whistle
C. sound the danger signal
D. slow to bare steerageway
[单项选择]When can routine communications be resumed when radio silence has been imposed?（）
A. After determining that the frequency or channel appears to be no longer in use
B. After determining that geographic distance from the distress situation will prohibit any other signal from interfering with emergency communications
C. Routine communications can resume after the Rescue Coordination Center transmits a message on the frequency or channel being used for emergency communications stating that such traffic has concluded
D. If，in the Master's opinion，communications on that frequency will interfere with emergency communications
[单项选择]When visibility is 20 nautical miles, we say that visibility is（）.
A. very good
B. good
C. poor
D. moderate
[单项选择]When visibility is 10 nautical miles, we say that visibility is（）.
A. very good
B. good
C. poor
D. moderate
[单项选择]When can routine communications be resumed on a frequency or channel on which radio silence has been imposed? （）
A. After determining that the frequency or channel appears to be no longer in use
B. After determining that geographic distance from the distress situation will prohibit any other signal from interfering with emergency communications
C. After the Rescue Coordination Center transmits a message on the frequency or channel being used for emergency communications stating that such traffic has concluded
D. Routine communications can resume if，in the Master's opinion，communications on that frequency or channel will not interfere with emergency communications
[单项选择]When does a pilot say make all lines fast ? He says it when（）.
A. the ship is very close to the pier
B. the ship is about to be in position
C. the ship is in position
D. the ship is getting alongside the pier
[单项选择]We（）every day when we were children.
A. used to swim
B. used to swimming
C. use to swim
D. use to swimming
[单项选择]A vessel is overtaking when she can see which light(s) of a vessel ahead?（）
A. Only the stern light of the vessel
B. One sidelight and a masthead light of the vessel
C. Only a sidelight of the vessel
D. The masthead lights of the vessel
[单项选择]The man（）the gate when he realized that we had spotted him.
A. made off
B. made for
C. made out
D. made up
[单项选择]When we have agreed broadly on what should be said, the secretary will produce a preliminary （）for the committee's approval.
A. project
B. design
C. draft
D. drawing
