最近美国联邦政府交通部公布了2004年度美国与中国大陆、香港之间水运贸易货物的重量和货值(见表1),统计数据中不包括出口单票货值不大于2500美元和进口单票货值不大于2000美元的水运贸易货物。根据上述数据及历年统计数据计算得出的美国与我国大陆和香港的水运贸易货物单位重 Recently, the U.S. Federal Department of Transportation announced the weight and value of the goods for water trade between the United States and mainland China and Hong Kong in 2004 (see Table 1). The statistics do not include the value of export single ticket no more than 2,500 U.S. dollars and import single ticket The value of not more than 2,000 US dollars of water transport trade goods. Based on the above data and historical statistics, the weight of the unit of water-carrying trade between the United States and mainland China and Hong Kong