词汇	tube impedance
释义	tube impedance 电子管内阻
随便看	spectacle telephotographic lenses spectacle topogon lenses spectacle trifocal lenses spectacle type parametron spectacle type shaft bracket spectacle vari focus lenses spectacle vari-focus lenses spectacle wide angle lenses spectacle wide-angle lenses spectacle wide angle object lenses spectacle wide-angle object lenses spectacle wide aperture lenses spectator violence spectator violenc.e spectacle wide-aperture lenses spectacle zoom lenses spectacor spectacular spectacular advance spectacular being Spectacular Bid spectacular bird spectacular ceremony spectacular changes spectacular dance