non-economical
2.As an intermediary, ethical spirit can turn non-economical ethics into a kind of special economic factor.
3.This paper gave a systematical analysis and evaluation of the natural resources in Pingdingshan City in such aspects as the type and utilization of the, the essential combination of the climate, the condition of the water resource, the bio diversity and the value of the minerals, provided an efficient way to achieve the sustainable utilization of the natural resources in this city, that was, depending on the scientific technology, transforming the way of the economic development, exploiting substitute resources, developing non-coal industry, setting up economical and ecological mode to utilize the resources and building systems to ensure the sustainable utilization of the natural resources and the security of the ecology.
4.Based on a digital signature with message recovery, we present a new fair non-repudiation protocol with features of security, efficiency and economical use of net resources.
5.Next, through constructing a non- complete information dynamic game model, it has produced a certificate to the above economical property rights defined process.
6.As having controllable,repeatable,safety,economical and non-destructive characteristics,computer simulation is widely used in radar and ECM.
