Tool holders with cylindrical shank - part 1 : cylindrical shank , location bore - technical delivery conditions 圆柱形柄刀夹.第1部分:圆柱形柄定位孔.交货技术条件
Tool holders with cylindrical shank - part 1 : cylindrical shank , location bore ; technical delivery conditions iso 10889 - 1 : 2004 带圆柱柄的刀具夹.第1部分:圆柱柄和定位孔.交货技术条
Ccd . as the first , successfully meets the demand to the market in making pcb soon after the company establish 公司成立当年即推出了国内首台pcb定位孔打靶机,开国内打靶机生产的先河。
In the process of manufacturing printed circuit board ( pcb ) , every board has to be drilled based holes firstly . so the precision of based holes greatly influence the quality of pcb 在印刷电路板生产中,定位孔的精度对pcb加工质量有很大影响,传统的加工方法是靠人眼直接瞄准,影响定位精度和生产速度。