交互式尺寸公差自动查询标注

Interactive Tolerance of Dimension Auto-inquiry and Marking

在AutoCAD中，针对标注尺寸所得到的公差值与偏差值需要人工翻阅有关资料及尺寸文本修改后尺寸公差消失的问题，开发了交互式公差配合自动查询标注系统，为AutoCAD使用者提供了一种简便的公差标注环境，且具有只需输入基本尺寸、偏差代号和公差等级即可自动查询出偏差值，并自动标注公差的功能．

In AutoCAD, when marking dimension, users need to look up many data to get value of tolerance and subdmission. Dim-tolerance vanishes when the text of dimension changes. In order to solve the problem, the system of interactive marking of tolerance on fit and auto -inquiry dimension is deveploped. It provides the users convenient marking system for tolerance. Users only need to input the radical dimension, submission node and tolerance rank, and the snbmission value will be inquired and the tolerance marked antomatically.