单词	lightning gap
释义	lightning gap 避雷器放电隙
随便看	radial universal copying milling machine radial universal milling machine radial valve gear radial-vane radial vane radial vane impeller radial varying pitch radial vascular radial vascular bundle radial vector radial vein radial veins radial velocities radial velocity radial-velocity radial velocity component radial velocity curve radial velocity scanner radial-velocity spectrometer radial velocity spectrometer radial-velocity standard radial-velocity trace radial-ventilated type radial ventilated type radial ventilation 司4 司农仰屋司空见惯司马昭之心司马昭之心，路人皆知司马牛之叹司马称好司马青衫叹叹1 制曲制服制止制海权制热制片制版制种制空权制糖