generational renewal译成什么好

换代升级

、举办对外经济技术展览会，应有利于促进我国对外经贸事业发展，促进对外经济技术交流与合作，有利于引进先进技术和设备，推动国内生产、工艺、技术进步，加快出口产品升级换代。<}0{>I. Holding of foreign economic and technological exhibitions should be instrumental to the promotion of the development
of the cause of foreign economic cooperation and trade of our country, to the promotion of economic and technological exchanges and cooperation with foreign countries, to the introduction of advanced technologies and equipment, to pushing advancement in production, techniques and technologies in the country and to the acceleration of upgrading and generational renewal of export products.<0}

新生