The book is suitable for all professionals from each line who make intercommunications on international economical and technical aspects.
本书适合从事各类业务的专业人员在涉外经济和技术等方面的交流。
The book is suitable for all professionals from each line who make intercommunications on international economical and technical aspects.
本书适合从事各类业务的专业人员在涉外经济和技术等方面的交流。
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