You really think Boeing engineers are idiots, couldn't think of

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• 你能解释波音为何不用现代实时的动态监控跟踪和通信系统而用那种几十年前老旧的黑盒子技术 -铁牛- ♀ (135 bytes) () 03/30/2014 postreply 22:25:03

• 个人一已之见，：中国在综合实力，人民币等重新找到本身定位而，美国依然生活在当年冷战的"荣光"中 -青松站- ♀ (40 bytes) () 03/30/2014 postreply 22:31:11

• If you care, here is the reason... -bi-elliptic- ♂ (1984 bytes) () 03/31/2014 postreply 00:04:59

• Btw, FYI, ads-b system uses Globalstar, and not until 2015, -bi-elliptic - ♂ (154 bytes) () 03/31/2014 postreply 00:34:41

• 这个解释更加凸显波音在现代通信技术上的落后。还要依赖众多地面站和各国的许可证来实现一些 -铁牛- ♀ (379 bytes) () 03/31/2014 postreply 00:38:36

• Do you know if you operate radio in China without licensing is i -bi-elliptic- ♂ (385 bytes) () 03/31/2014 postreply 01:11:29

• also, fyi, flight control system and communication system on Bo -bi-elliptic- ♂ (217 bytes) () 03/31/2014 postreply 01:16:18