更多"Three SHORT BLASTS mean（）."的相关试题:
[单项选择]Three short blasts of the whistle means（）.
A. danger
B. I am in distress
C. the vessel is not under command (broken down)
D. I am operating astern propulsion
[单项选择]When you hear three short blasts on the ships whistle and the same signal on the general alarm bells, you （）.
A. are required to go to your life-raft
B. are dismissed from drills
C. should point to the man overboard
D. should start the fire pump
[单项选择]A sound signal of seven short blasts and one long blast given with the vessel’s sound system is（）.
A. Safety alarm
B. Distress alarm
C. Fire drill alarm
D. General emergency alarm
[单项选择]（）, which consisted of seven short blasts and one prolonged blast, all passengers have to go to their assembly station.
A. When the distress alert is sounded
B. When the emergency equipment is switching on
C. When the general emergency alarm is sounded
D. When the distress broadcast is sounded
[单项选择]If you hear more than six short blasts and one long blast of the whistle supplemented by the same signal on the general alarm，you should（）.
A. start the fire pump
B. go to your man overboard station
C. go to your lifeboat station
D. stand by for collision
[单项选择]Two short blasts of the whistle have all of the following meanings EXCEPT（）.
A. I intend to meet you starboard to starboard
B. I do not intend to hold course and speed
C. I intend to overtake you on your port side
D. I intend to alter my course to port
[单项选择]I sounded five short blasts to warn the vessel（）the immediate danger of collision.
A. of
B. off
C. to
D. with
[单项选择]Five or more short blasts on a vessel’s whistle indicates that she is（）.
A. In doubt that another vessel is taking sufficient action to avoid a collision
B. Altering course to starboard
C. Altering course to port
D. The stand-on vessel and will maintain course and speed
[单项选择]If they mean to you（）they mean to me, they may perhaps be helpful also to our sons for their guidance and inspiration.
A. who
B. what
C. that
D. just as
[单项选择]MDT为平均停工时间（Mean Down Time），也称为平均延误时间（Mean Delay Time），它等于（）
A. 预防性时间+纠正性时间
B. 纠正性时间+等待时间
C. 纠正性时间+预防性时间+等待时间
D. 平均修理时间-平均间隔时间
[单项选择]The maximum difference between mean time and apparent time is （）.
A. equal to the longitude expressed in time units
B. about 16 minutes
C. the difference between the GHA of mean sun and the first point of Aries
D. 15°of arc
[单项选择]A signal indicating Greenwich mean time would be preceded with（）.
A. a code hoist to indicate Greenwich mean time to follow
B. the letter G
C. the letters GT
D. the letter Z
[单项选择]Short cycling of a refrigeration compressor refers to （）.
A. frequently grounding out
B. frequently starting and stopping
C. running too fast
D. running too slow
[单项选择]If a refrigeration crankcase compressor were short cycling on the low pressure cutout switch, the cause might be that the （）.
A. system was overcharged with refrigerant
B. system was low on refrigerant
C. suction valves were leaking slightly
D. relief valve was leaking slightly
[单项选择]What does salt water draft mean?（）.
A. It means summer draft
B. It means maximum draft
C. It means fresh water draft
D. It means seawater draft
[单项选择]Heights are expressed（）meters above mean high water.
A. in
B. on
C. by
D. with
