词汇	lubrication duct
释义	lubrication duct 滑油管道
随便看	built in field built-in field built-in field function builtin file capacity built-in file capacity built-in file encryption built-in filter built in filtration built-in filtration built-in fire control water supply system built-in fire protection built-in fire suppression system built-in fitment builtin fitting built in fitting built-in fitting built-in fixture built-in flash built -in flash built in flexibility built-in flexibility built -in flexibility built in flexible amplifier built-in flexible amplifier builtin flow circuit