leunghb 发表于 2013-11-24 13:54:35

MIL-E-1/480C 17 September 1971 Electron Tubes, Cathode Ray Types 5SP1A, 5SP7A, a

MIL-E-1/480C
17 September 1971

Electron Tubes, Cathode Ray Types 5SP1A, 5SP7A, and 5SP11A

admin 发表于 2013-11-24 16:19:08

谢谢您的分享,金币已奖励!
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