This part illustrates the relationship between environment cost and international trade in theory, so derivates the present frame of environment measures.
此部分先论述了环境成本与国际贸易之间的关系并对其进行理论分析，从而引出了现在的环境措施体系框架。
At present, China Post and International Express Mail service has established business relationship with more than 200 countries and regions in the world.
目前，中国邮政国际特快专递业务已与世界上200多个国家和地区建立了业务关系。
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