leunghb 发表于 2013-12-9 08:33:16

MIL-PRF-1/776E 7 July 1999 Electron Tube, Power Type 4D21

MIL-PRF-1/776E
7 July 1999

Electron Tube, Power Type 4D21

admin 发表于 2013-12-9 12:10:48

谢谢您的分享，金币已奖励！

nbjwbzj 发表于 2013-12-10 08:36:13

谢谢分享！！！！！！！
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