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呼救信号
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英汉汉英翻译词典
释义
呼救信号
呼救信号
[hū jiù xìn hào]
1.
■
distress signal; emergency pulses; signal for help; SOS
常用词组
1.
■
呼救信号脉冲宽度 emergency width;
2.
■
呼救信号频率 distress frequency
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更新时间:2026/6/29 0:09:38