修配环 meaning in English

repair link

New caculation method of fitting assembly ring dimension and its limiting deviate
修配环尺寸及其极限偏差的新算法
Abstract : assembly with repair match means can attain high accuracy . mainproblem in repair match mean is the repair allowance of the repair righ . this is described in this paper
文摘:用修配法装配可获得较高的装配精度，修配环修配量的确定是该装配法的主要问题，本文仅对此进行阐述。