Slope stability analysis is a very important aspect in the evaluation of site stability,especially for key projects such as nuclear power stations,etc.

Based on soil investigation works of the Nuclear Power Station site in Guangdong province,some key geological questions have been discussed,and the investigation methods have been talked about.

To describe quantitative and qualitative analysis method in site selection of chemical enterprise.

This paper discribed the basic thinking of fuzzy appraising used in site selection,analyzed the difference between fuzzy appraising and point rating.

Through practical selecting the site of power house in the item of oil-shale mine field in Maoming,the author illustrate the universality and particularity of selecting the site of power house which generates electricity by oil shale mine,and summarizes the selecting concept and method to offer some guidance for site selection.

The SF_6 tracer test study in the Fujian Huian nuclear power plant;