leunghb 发表于 2013-12-9 08:34:37

MIL-PRF-1/776F 1 December 2005 Electron Tube, Power Type 4D21

MIL-PRF-1/776F
1 December 2005

Electron Tube, Power Type 4D21

admin 发表于 2013-12-9 12:10:45

谢谢您的分享，金币已奖励！

nbjwbzj 发表于 2013-12-10 08:37:18

谢谢分享！！！！！！！
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