【化】 productive maintenance

生產的英語翻譯：

give birth to a child; manufacture; produce; yield; production; parturition
procreation
【醫(yī)】 accouchement; birth; childbearing; childbirth; confinement; delivery
labor; parturition; partus; texis; tocus; travail
【經】 capacity; produce

維護的英語翻譯：

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