The catenary suspension furnace for quenching and tempering of the crankshafts has been successfully developed,and thus main heat treatment equipment has been renewed.
研制了用于曲轴调质的悬链炉,从而更新了主要的热处理设备。
The UHV DC testing site has the world s largest two compartment,catenary-shaped corona cage,with a size of 70 m(L)×22 m(W)×15 m(H).
特高压直流试验基地中的电晕笼,是世界上最大的2厢式、悬链形电晕笼,长70 m,宽22 m,高15m。