摘要
简要介绍了利用尺寸式法解工艺过程复杂的零件的工序尺寸及其公差的步骤、方法，并通过举例来说明它的应用。
The methods and steps of using expression of dimension to calculate dimension of working procedure and tolerance of the parts assuming complex technology process are simply introduced .Moreover, its application is expounded by means of some examples.
关键词
尺寸式
工序尺寸
工序余量
公差
工艺过程
零件
expression of dimension
dimension of working procedure
overplus of working procedure.
