井式电阻炉的技术改造

Technical Remake of Well Resistance Furnace

井式电阻炉经技术改造后提高了钢丝的退火质量，降低了能耗。文中详述了改造措施，对比了改造前后钢丝的退火质量。

Through doing some technical remakes on well resistance furnace the annealing quality of steel wire has been improved and the energy consumption has been cut down. The article elaborated the remake measures and contrasted the annealing quality of steel wire after remake to that before remake.