【計(jì)】 maintenance test

維護(hù)的英語翻譯：

preserve; defend; maintain; safeguard; stick up for; vindicate
【計(jì)】 maintenance; servicing
【化】 maintaining

檢查的英語翻譯：

check up; examine; inspect; censor; check; look-over; inspection
【計(jì)】 inspectoscope
【醫(yī)】 docimasia; examination; inspection
【經(jīng)】 check; check up; checking; examination; examine; inspection; monitoring
survey