distress beacon 中文意思是什麼
distress beacon
解釋
失事信標-
Global maritime distress and safety system - part 5 : inmarsat - e - emergency position indicating radio beacon operating through the inmarsat system - operational and performance requirements, methods of testing and required test results
全球海上遇險和安全系統.第5部分: inmarsat - e ,通過inmarsat系統對緊急情況位置指示的無線電信標的操作.操作和性能要求試驗方法和要求的試驗結果
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