sigh007 发表于 2012-3-31 17:51:14

MIL-S-24561


                   MIL-S-24561, MILITARY SPECIFICATION: SENSING AND SIGNALING DEVICE, CURRENT-TIME (CTS) (NAVAL SHIPBOARD USE) (15 AUG 1977)., This specification covers a current-time sensing and signaling device (CTS) and a test act for such device for use on Naval ships.         
         
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