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多年以来,通过多边、区域及双边的合作与努力,各国和地区的市场日趋开放,传统的关税和非关税壁垒得到规制并逐渐减少,而管
Over the years, through multilateral, regional and bilateral cooperation and efforts, markets in various countries and regions have become increasingly open, and traditional tariff and non-tariff barriers have been gradually reduced and regulated