To determine the repair ring is the key to the method of repair settle size chain,the main task is to define the reality size of repair ring and be sure to have enough and the minimum repair volume.

• 修配法解尺寸链,确定修配环是关键,即主要任务是确定修配环在加工时的实际尺寸,保证修配时有足够的、而且是最小的修配量。