跑合英语怎么说

“跑合”对应的英文单词有：

running-in

与跑合相关的短语

齿轮跑合running-in of gear

跑合性能running-in properties

齿轮的跑合running of gear

密封器跑合VII

跑合对中running alignment

跑合期run-in period;running-in period