接触维修

【化】 contact maintenance

接触的英语翻译：

contact; contiguity; get in touch with; meet; osculate; osculation; tangency
touch
【医】 c.; contact; contiguity; hapt-; hapto-; per contiguum; taction; tactus
touch

维修的英语翻译：

maintenance; service
【化】 maintain; maintenance (repairs); service (action); servicing
【经】 maintenance repairs; repair; repairs