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- Prior to applying a gravity model, one has to calibrate the impedance function. 应用重力模型的之前，你应该先校准阻抗函数。
- The gravity model explicitly relates flows between zones to interzonal impedance to travel. 重力模型明确的通过地区间的阻抗来将分布量和小区联系起来。
- The gravity model has testified the judgment that participating in RTA will promote one country's trade potentials. 摘要引力模型为有效促进参与区域贸易安排成员国的出口增长提供了有力证据。
- Using gravity model, this paper tests the effect of the institution variant in China on Chinas attraction to FDI. 摘要本文运用引力模型检验了中国的制度变量作为区位优势对中国吸引外商直接投资(FDI)的影响。
- With the development and improvement of this model, scholars begin to research on the gravity model of border effects from different perspectives. 在引力模型不断发展和完善的基础上，众多学者开始从不同角度研究基于引力模型的边境效应问题。
- Based on current transit OD, the linear regression model validated newly and gravity model of double constraints are used to forecast transit demand. 在现状公交O-D的基础上,利用重新标定后的线性回归模型和双约束重力模型进行公交需求预测。
- By using the EGM96 model and the simulated improved gravity model after GOCE mission for gravity compensation, the accuracy of INS is analysed respectively. 分析了分别采用现有重力场模型EGM96和实施GOCE任务后改进的重力场模型进行重力补偿,惯导系统所能达到的定位精度。
- Calibration typically entails an iterative process that computes coefficients such that the gravity model replicates the trip length frequency distribution and matches base year productions and/or attractions. 典型的校准在系数计算中通常有一个迭代过程，好像重力模型复制了出行距离频数分布，同时匹配基年发生和吸引。
- A new five_dimensional cosmic branes solution in Einstein_Maxwell_dilaton gravity model is obtained in this paper, the physical meanings of this solution are analyzed and discussed. 获得了Einstein_Maxwell_dilaton引力模型中的一种新型的 5维宇宙膜解 ,并分析和讨论了这种解的物理含义
- According to the principle of GEM model,writing the optimization problem and solving it,it is proved that GEM model has the same expression as those of Gravity model and Detroit model. 根据重力式熵模型的原理写出其规划问题;求解并进行等式转换;证明了重力式熵模型与重力模型及底特律模型具有相同的表达形式;并在实际规划问题中应用三种模型进行预测.
- The characteristics of the normal equation created in recovering the earth gravity model (EGM) by least-squares (LS) adjustment from the in-situ disturbing potential has been discussed in detail. 摘要讨论了在基于能量法确定地球重力场模型的过程中，利用最小二乘方法由沿轨扰动位数据解算位系数时法方程的特性，在该问题中，法方程只与卫星轨道有关。
- Wrinkle removal: Recume dermal floor layer and hypodermal fible, collagen fible tissue, to eliminate to indeed gravity model wrinklem and to lighten motivity model wrinkle evident. 除皱：修复真皮基底层及皮下弹力纤维、胶原纤维组织，消减真性重力型皱纹，明确减轻动力型皱纹。
- The dissertation also employs several models in empirical studies, such as Balassa model, gravity model, CGE model, intra-industry index, revealed comparative advantage and so on. 在实证研究中,介绍了巴拉萨模型、引力模型和CGE模型三种用于研究自由贸易协定的福利效应最常用的模型,及产业内贸易指数、显性比较优势指数等实证分析指标。
- A Organic Analysis on Gravity Model 重力模型的机理分析
- Using Japan's 1965-2004 FDI data, this study developes multi-variate regressional models to test the traditional gravity model and the economic potential model as suggested by geo-economic theory. 根据古典引力理论和地缘经济学中的经济潜力观点，社会、经济及地理等多种因素影响了对外直接投资决策。
- Firstly, the thesis describes the principium of Gray System and the Trade Gravity model in details, explains their calculational approach, verifies methods and improves the two models. 学者证实在对复杂系统问题的处理上,灰色模型尤为擅长。
- the double-restriction gravity model 双约束重力模型
- doubly constrained gravity model 双约束重力模型
- A Gravity Model Approach to Geographical Factors in Bilateral Trade 用重力模型分析影响双边贸易的地理因素
- We are fully aware of the gravity of the situation. 我们十分清楚形势的严峻性。
