Abstract : the precision of electric spark machine - shaping is directly related with amount of electrode loss . according to the main factors of effecting on electrode loss , the countermeasures are suggested for decreasing and controlling electrode loss 文摘:電火花成型加工的精度,與電極的損耗程度有直接的關系.針對影響電極損的主要因素,提出了減少和控制電極損耗的相應對策