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8Hama H, Inami K et al. Streamer to leader transition of surface discharges under impulse voltages in SF6 gas. 8th ISH， Yokohama,34-01，1993 9王中方.;快速振蕩沖擊電壓下SF6氣體間隙及絕緣子沿面放電特性，碩士學位論文