【化】 contact maintenance

接觸的英語(yǔ)翻譯：

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

維修的英語(yǔ)翻譯：

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