leunghb 发表于 2013-11-5 12:33:52

MIL-PRF-1L 29 March 1996 Electron Tube General Specification for

MIL-PRF-1L
29 March 1996

Electron Tube General Specification for

admin 发表于 2013-11-5 16:14:13

谢谢您的分享，金币已奖励！
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