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Communication and search system for divers has pressure-proof watertight transceiver with alarm
Communication and search system for divers has pressure-proof watertight transceiver with alarm
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机译:潜水员通讯搜索系统具有带报警功能的耐压防水收发器
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摘要
The pressure watertight housing (1) has an alphanumeric display indicator(10). The carrier frequency, data word and recognition frequency of the transceivers is modulated so as to generate a unique signal field for identification on matrix display.
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