The results indicate that the object of safety economy statistics is the quantitativeaspect of safety economy phenomenon.
安全经济统计的研究对象是安全经济现象的数量方面;
2
In quantitativeaspect, the main consideration is value maximization of cargo of different type and quantity in finite space.
在定量方面,主要考虑有限空间内的不同种类不同数量的货物价值最大化。
3
Especially on the quantitative forecast aspect, forecast the urban land expansion by method of factor forecasting, method of trend extrapolating and method of ca model from different Angle.