The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
This research establishes a comprehensive evaluation index system of economic security of land resource by using Delphi and AHP methods. An empirical analysis of Shanghai China is conducted. The conclusions are as follows. (1)The economic security of land resource is on the level of "basic security" in Shanghai from 1999 to 2006. In 2005 and 2006 the compound evaluation values are 62.9 and...
The selection of the distribution network connection mode is the precondition and key base work for improving the technical and economic of the distribution system. To take into account the influence of uncertainties in power network expansion planning, the fuzzy and blind number theory is deduced and used for measurement and calculation of uncertain information which influence the final decision...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.