基本解释滴油器词组短语短语thermal drop feed oiler 热差点滴加油器drop feed oiler 滴油器;滴油式加油器;滴给式注油器;滴给加油器drop oiler oil drip 滴油器drop -feed oiler [机]滴油器;滴油加油器Drop -type oiler 滴油加油器专业释义交通运输工程滴油器