NCZ掺氮直拉硅单晶
NCabbr.免费(=no charge)abbr.不赊账(=no credit)abbr.(美国州名)北卡罗来纳(=North Carolina)
NC gear shaping数控插齿
NC rotary table数控回转工作台
nc machine tool数值控制机床
NC tube bending数控弯管
NC transfer boy数控运输体
NC verification刀具轨迹验证
NC flying shear数控飞剪
NC wire cutting数控线切割
NC cutting tool数控刀具
NC phase spaces非对易相空间