Based on the model of gray system theory, we forecasted the air cargo traffic at Pearl River Delta and analyzed the long-time influence factors.
本文研究了基于灰色系统理论模型对珠三角地区航空货邮运量进行短期运量预测和长期影响因素分析。
The Grey System Theory has been applied in the geological environment zoning and evaluation of the Pearl River Delta region, and the relevant mathematical model has been built up.
本文将灰色系统理论引用于珠江三角洲地质环境质量分区评价，建立了灰色系统数学模型。
Grey system theory has been firstly applied to the zoning evaluation on regional stability of the Pearl River Delta, and a mathematical model of grey system has been established in this paper.
将灰色聚类理论应用于珠江三角洲区域稳定性分区评价，建立了灰色系统数学模型。
A three dimensional water quality model was developed to investigate DO vertical transport in the Zhujiang (Pearl) River Estuary (PRE) in summer.
通过建立一个珠江口三维水质模型，对夏季珠江口溶解氧垂向输运进行研究。
Chapter 5 deeply discusses those superficial factors and deep mechanism of hobo urbanization model in the Pearl River departure the world law.
第五章比较深入探讨了珠三角城市化模式偏离世界规律的表层因素与深层机制。
A 1-D unsteady flow hydrodynamic numerical model is developed for the river network region of the Pearl River Delta, and the model is calibrated with the measured data.
建立了珠江三角州河网区一维非恒定流水动力学数学模型，并根据实测资料对模型进行了率定验证；
The change of discharge and diversion ratio of the main junction is calculated by the 1-d model, and the influence of the engineering on the whole Pearl River Delta networks is analyzed.
同时利用一维数模计算工程后水面线及河网主要节点流量和分流比的变化，从整体的角度分析工程对整个珠江三角洲流域的影响。
The change of discharge and diversion ratio of the main junction is calculated by the 1-d model, and the influence of the engineering on the whole Pearl River Delta networks is analyzed.
同时利用一维数模计算工程后水面线及河网主要节点流量和分流比的变化，从整体的角度分析工程对整个珠江三角洲流域的影响。
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