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【单选题】

Certain requirements must currently be met by a ship’s steering system.There must be ()independent means of steering, although where two identical power units are provided, an auxiliary unit is not required.

A、one

B、two

C、three

D、four

更多“Certain requirements must currently be met by a ship’s steering system.There must be ()independent means of steering, although where two identical power units are provided, an auxiliary unit is not required.”相关的问题
第1题

A、A.Redundancy of functions of certain equipment will partially meet this requirement  B、B.On-board maintenance provided by a person holding a GMDSS maintainer's license will partially meet the requirements  C、C.Shoreside maintenance and scheduled tests and inspections will partially meet this requirement  D、D.All of the above  

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第2题

A、A compulsory vessel must carry at least two licensed GMDSS Radio Operators  B、A compulsory vessel must satisfy certain equipment carriage requirements that are determined by where the vessel sails  C、A compulsory vessel must be able to transmit and respond to distress alerts  D、All of the above  

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第3题

A、A compulsory vessel must carry at least two (2) licensed GMDSS operators  B、A compulsory vessel must satisfy certain equipment carriage requirements that are determined by where the vessel sails  C、A compulsory vessel must be able to transmit and respond to distress alerts  D、All of the above  

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第5题

A、A.Certain  B、B.Be certain  C、C.Sure  D、D.Be sure  

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第7题

A、be mechanically operated  B、be temperature controlled  C、be mechanically ventilated  D、not allow to run its refrigeration or heating equipment  

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第9题

A、selective and can be suppressed by ships  B、mandatory and can not be suppressed by ships in the affected area  C、not very important so that ships don‟t require them  D、received by all ships wherever they are  

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