标准摘要
[中文适用范围]： 本国际标准规定了牙科旋转器械工作部件的公称直径，例如车针、实验室车针、研磨器械、金刚石器械、心轴以及相应的名称。 不包括牙髓器械和洁牙器尖端的直径。 [外文原描述]： ISO 2157:2016 specifies the nominal diameters of the working parts of dental rotary instruments, for example burs, laboratory burs, grinding instruments, diamond instruments, mandrels and the corresponding designation. Excluded are the diameters of endodontic instruments and scaler tips.
英文名称Dentistry — Nominal diameters and designation code numbers for rotary instruments