electric spark machining

基本解释

Properties and quality of electric spark machining oils were presented, especially HS high-speed synthetic electric spark machining oils.
对电火花加工油性能、质量变化进行了介绍，尤其HS高速合成电火花加工油。
Using investment casting technology and the colophony prototype of the glass an electric spark machining electrode was made for machining glass mould.
利用熔模铸造技术和树脂原型来制作模具电火花加工的电极。
Summary:In under the mold industrial technology fast development new situation, the numerical control electric spark machining technology has made the unprecedented progress.
在模具工业技术快速发展的新形势下，数控电火花加工技术已取得了突破性的进展。