Establishing freight turnover actual-fitted model, and analyze its fitting efficiency.
利用历史数据建立货运周转量拟合模型，分析比较其拟合效果。
With the increase in freight turnover there will be a larger number of ships that will need icebreaker assistance.
随着货运量交易的上升，将会有很多船只需要破冰船的帮助。
The results shows that the change of industry structure has nothing to do with the structure of freight quantity, but has causal relationship with the structure of freight turnover quantity.
检验结果表明，产业结构的变化与货运量结构变化没有直接的关系，而与货运周转量结构变化有因果关系。
In 2005, turnover of passenger and freight traffic with varied transportation means is 172.368billion ton-km.
2005年，全年各种运输方式完成客货运输周转量1723.68亿吨公里。
In 2005, turnover of passenger and freight traffic with varied transportation means is 172.368billion ton-km.
2005年，全年各种运输方式完成客货运输周转量1723.68亿吨公里。
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