Radio communication()for many years and helps to save tens of thousands of lives.
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相似题目
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The first communication satellite was used for the purpose of().
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()是全球移动通信系统(Global system for mobile communication)的简称。
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General radio communications in the global system may()ship’s safety.
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Channel 13 is primarily used for ship to ship communication. Channel 13 is also authorized for().
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Radiotelephony communication or radio telex communication or both will be carried out by terrestrial or satellite means,()the equipment fitted on ship and the area in which the incident occurs.
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Routine radio communications should be no more than().
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The Safety Radio Certificate for the Cargo Ship is issued().
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Navigational warnings and weather bulletins for shipping()from Singapore Radio.
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The emergency communication set’s transmitter should not be tested except when()by a public radio inspector.
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Distress traffic is the communication()between the station in distress and the ships, aircraft, coast radio stations, coast earth stations and rescue centers participating in the rescue work.
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()communication are intership VHF radio telephone communication.
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When can routine communications be resumed on a frequency or channel on which radio silence has been imposed? ()
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How does a coast radio station communicating by HF radio normally identify itself?()
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When can routine communications be resumed when radio silence has been imposed?()
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What is the fundamental purpose for imposing radio silence? ()
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The radio waves used for radar are very short,only()long.
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The Safety Radio Certificate for the cargo Ship is issued().
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To speak with rhythm is not important for English communication.
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Words / expressions for poor communication
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The radio waves used for radar are very short , only______long .
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() reuse mode is recommended for baseband frequency hopping, while ()for radio freque
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What does the speaker suggest using for office communication?
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How much would you______for repairing my radio?
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Closeness and Personal Space Intimat distance - Range: _________________ to 45cm - Inappropriate distance for __________________ - For people who aren’t intinmat: extremely _______________ Personal distance - Range: 45 cm to 1.2m - Most appropriate for ________________ - Easy to see: expressions, eye movements, _____________________ Social distance - Range: 1.2m to 3.6m - Normal distance for _________________ * working together in the same room * during ___________________ - Essential to communication: louder speech and __________________ Public distance - Range: 3.7m to 4.5m - distance for teaching and ______________ - Exaggerated non-verbal communication is necessary * ______________________ * larger head movements
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