%0 Journal Article %T Analysis of average-closing-speed for medium-vacuum circuit breaker from theoretical calculation aspects %A Sun, Lijie %A Peng, Yanqing %A Liu, Yong %A Wang, Gang %A Sun, Xibao %J IOP Conference Series: Earth and Environmental Science %V 431 %N 1 %P 7 %@ 1755-1307 %D 2020-02-01 %~ DeepDyve