摘要
给出公差等级,精度等级的定义,剖析二者区别及应用的不同。
The terms of tolerance grade and precision grade were put forward and their differences and application were analyzed.
出处
《标准化报道》
1998年第1期43-44,共2页
Reporting of Standardization
关键词
公差
精度
等级
机械工程
Tolerance
precision
grade
application