煙火信號通信 的英文怎麼說
中文拼音 [yānhuǒxìnháotōngxìn]
煙火信號通信
英文
pyrotechnic communication-
General specifications of pyrotechnic distress signals for ships
船用煙火信號通用技術條件Alarm was raised by means of smoke signals, at night by fire
通過白天點煙,夜晚燃火的方法可以傳遞警告信號。
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