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【单选题】

An icebreaker may use the code letter “K” to remind ships of their obligation to listen continuously on their radio. This signal may be made by any of the following EXCEPT（）.

A、sound signal

B、light signal

C、visual signal

D、radiotelephone

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更多“An icebreaker may use the code letter “K” to remind ships of their obligation to listen continuously on their radio. This signal may be made by any of the following EXCEPT（）.”相关的问题
第1题
[单选题] An icebreaker displaying a flag hoist which consists of the code letters “WO” (Whiskey Oscar) is indicating that（）.

A、icebreaker support is finished  B、icebreaker support is commencing  C、the icebreaker is icebound  D、the icebreaker is beset  

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第2题
[单选题] The single letter G，sent by an icebreaker to an assisted vessel，means （）.

A、I require a pilot  B、Longitude follows  C、I am going ahead; follow me  D、Do not follow me  

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第3题
[单选题] A floating ship with an initial negative metacentric height（）.

A、will capsize  B、will incline further  C、may lie at an angle of loll  D、may be initially level  

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第4题
[] Repair of structures on a ship in the vicinity of liquid mud handling areas presents what possible hazard?（）

A、A.Toxic gasses may be present  B、B.Flammable gasses may be present  C、C.Liquid muds may flood adjoining spaces  D、D.An oxygen-deficient atmosphere may be present  

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第5题
[单选题] A vessel which is being assisted by an icebreaker would display a flag hoist consisting of the code numeral “4”when the vessel（）.

A、speed begins to drop  B、stops  C、receives ice damage  D、becomes icebound  

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第6题
[单选题] A vessel which is being assisted by an icebreaker would display a flag hoist consisting of the code numeral 4 when the vessel（）.

A、speed begins to drop  B、stops  C、receives ice damage  D、becomes icebound  

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第7题
[单选题] Possible phase relationships between voltage and current in an alternating current circuit include which of the following conditions?（）

A、Current and voltage may be in phase  B、Current may lead the voltage  C、Current may lag the voltage  D、All of the above  

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第8题
[单选题] An icebreaker assisting a vessel through an ice field would display a visual signal consisting of the code letter “E” (Echo) to signify that “（）”.

A、I am altering my course to starboard  B、I am altering my course to port  C、I am operating astern propulsion  D、My vessel is stopped and making no way through the water  

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第9题
[简答题] 用所给的词和词组写出符合逻辑的句子。 we/consider/unless/placing an order/will not/you can/give us/of 10%/a price reduction

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