有效的英語(yǔ)翻譯：

availability; be good for; efficiency; hold; hold true; in effect
【計(jì)】 AV; significance
【經(jīng)】 be available; in force

工廠的英語(yǔ)翻譯：

factory; manufactory; mill; plant
【經(jīng)】 fabric; factory; manufactory; mill; plant; shop; work place

經(jīng)營(yíng)的英語(yǔ)翻譯：

manage; deal in; engage in; keep; run
【經(jīng)】 deal; handle; manage; management; operate; operation