标 准 号:DIN 58412-1987 简体中文标题:精密机构用的齿轮工具的基本齿条齿形.符合德国标准(DIN)58400和(DIN)867的渐开线齿轮 繁体中文标题:精密机构用的齿轮工具的基本齿条齿形.符合德国标准(DIN)58400和(DIN)867的渐开线齿轮 English Name:Basic rack tooth profile for gear tools for fine mechanics; involute gears according DIN 58400 and DIN 867