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- Demonstration Test and Potential Analysis on Trade gravitation model of Northeast Asia countries 东北亚国家贸易引力模型实证检验及潜力分析
- Trade Gravitation Model 贸易引力模型
- trade gravitational model 贸易引力模型
- In this paper, the gravitation field model based on traffic time is built, which comes from the gravitation model amended, and the parameters have also been discussed. 本文在对原有城市引力模型加以修正的基础上引入城市引力场概念,建立了城市轨道交通条件下以交通时间为基础的城市引力场模型,并对参数的影响因素和变化趋势进行了讨论。
- The Application of Gravitation Model for Future Traffic Distribution Forcast 重力模型在未来交通分布预测中的应用
- All its stock in trade is glossy paper backs. 该店的全部现货是光面的平装书。
- My deskmate wanted to trade his pen for my book. 我的同桌想用他的钢笔换我这本书。
- The old trade in black ivory is on more. 昔日非洲黑奴的买卖已不复存。
- The trade is clogged with restrictions. 贸易因诸多限制而受阻。
- He is in the secondhand car trade. 他是从事二手车买卖的。
- There has been some shrinkage in our export trade. 我们的出口贸易量已有些减少。
- The new tariffs have put a stranglehold on trade. 新的关税制对开展贸易极为不利。
- The politician cops out on the issue of free trade. 那政客对自由贸易的问题只是一味逃避。
- Britain concluded a trade agreement with China. 英国和中国签署了贸易协定。
- They are engaged in interior trade. 他们从事国内贸易。
- He has never belonged to a trade union. 他从未加入过工会。
- China does a lot of trade with many countries. 中国和许多国家进行多方面贸易。
- It is not good to trade on another's ignorance. 利用他人的无知是不应该的。
- Trouble is brewing in the trade unions. 工会正酝酿著闹事。
- gravitation model 引力模型