短语词组短语cold -shut 冷疤cold shut repair link 活口式替代链圈cold shut mark 冷隔缺陷cold shut defect 冷隔缺陷cold shut -down margin 冷停堆余量has no cold shut 无冷隔cold shut defects 冷隔缺陷cold shut repair link detail 活口式替代链圈 返回 cold shut