acknowledgements怎么写_Acknowledgements怎么写

摘自：NWP3-22.5(1997)NAVY SEARCH AND RESCUE TACTICAL INFORMATION DOCUMENT(SAR TACAID)(56/132)STANDARD AIRCRAFT ACNOWLEDGEMENTS

参见上图。美海军：海上搜救之飞机标准确认信号

◆消息收到并且理解(MESSAGE RECEIVED AND UNDERSTOOD)。

◆消息收到但不理解(MESSAGE RECEIVED AND NOT UNDERSTOOD。

◆确认(AFFIRMATIVE)。

◆否定(NEGATIVE)。