This paper introduces a kind of fine boring equipment, which can automatically compensate the processerror.
介绍了一种具有自主知识产权的自动补偿精镗装置，主要介绍了加工原理及控制系统。
2
Risk to the artifacts essentially drops to zero, because previous versions are always recoverable in the event of a serious processerror.
工件所面临的风险降低至零，因为前面的版本，在严重进程错误发生时都是可以恢复的。
3
There are differences of stage, level, subject, and individuality and two types of processerror and reasonable error in process of mathematics concept learning.