All VHF marine band radios operate in the simplex mode,which means that().
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存储业界以Band来划分存储档次,高端存储的Band等级较高。
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C-banding (C带)
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The generators on your rig have shut down,leaving you without navigation lights. Which emergency signal would you transmit over the VHF radio to alert vessels in the area of your predicament? ()
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()communication are intership VHF radio telephone communication.
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All ships which, in accordance with the present Convention, are required to carry radio installations shall carry().
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A radio medical advice service()ships of all nationalities and no charge is made for this service.
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If you know that the vessel you are about to call on the VHF radio maintains a radio watch on both the working and the calling frequencies,which frequency should you call on? ()
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Every ship must fitted with()SART, and()two-way VHF radio telephone.
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All self-propelled vessels on an international voyage must be equipped with how many Emergency Position Indicating Radio beacons (EPIRB)? ()
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The WWNWS is a coordinated global service for the broadcast by radio of vital information on()to marine navigation.
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Whenever your marine radio is on,FCC Rules require you to monitor().
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Most marine biological sewage treatment plants consist of all the following statements except ().
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The height of a VHF radio antenna is more important than the power output wattage of the radio because().
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What is the MOST important thing you should do before transmitting on a marine radio? ()
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SEARCHABLE NOTICES TO MARINERS can be searched by all the following options except().
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Biodegradation of the oil slick in sea water is assisted by all the following marine micro-organisms which are capable of metabolising oil compounds except().
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一个已经确认没有任何故障的小区,若其在BAND4和BAND5上计数很多,说明()。
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All marine low-speed diesels are of what design?()
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adapt adopt A. This machine has been specially__________ for underwater use. B. This novel has been __________ for radio from the Russian original. C. He is their __________ son. D. All three teams__________ different approaches to the problem.
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Despite the frequent disagreement between some of the band members, there needs to be a(n) ________ decision from all members of the band before anyone can be dismissed.
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PICC Ocean Marine Cargo Clauses such as FPA, WPA and All Risks do not cover loss of or damage to cargo caused by( ).
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Radio and TV made an appeal______all kinds of people in the country.
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NRS预定义的传输子帧,在in-band模式下,包括(),()和();在guard-band和stand-alone模式下,包括(),(),(),()和()。
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The risks covered in FPA, WPA and All Risks in PICC Ocean Marine Cargo Clauses are not the same but all of them cover loss or damage caused by the intentional act of the insured.( )
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