flashing light signalling
... flashing light installation 闪光装置 flashing light signalling 闪光通信 flashing light 闪光 ...
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短语
国际闪光通信信号
international flashing light signalling
通信闪光灯
flashing light for signalling
;
signaling lamp
;
signal lantern
;
signal light
闪光色调资料通信
Flash Color Information
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