repair according to principle原理修理
repair according to condition状态修
repair welding to steel pipe钢管补焊
repair to main girder主梁修复
repair to welded seams焊缝修补
repair to sb for aid去求助于某人
Brand repair to thinking about对品牌修复进行了思考
Repair short-to-ground排除对地短路
mean time to repair[计] 平均修复时间;平均故障修理时间;平均维修时间;平均修理时间