The nonparametric MNR method is used for stability test to ensure the reliability of the following conclusions by the analysis made,and a cross-section regression model is developed to discuss empirically the main influencing factors on the operating performances of those public com.

Structural stability of C_(60) films under the irradiation by swift heavy ions;

Study on structural stability of deep buried highway tunnel with underlying coal bed exploiting;

The structural stability and magnetism of Ag atomic chains

The study of the structure stability simulated tests in soil-geotextile filtration system;

Study of structure stability and decoration of carbon nanotube under applied electric field;

Empirical analysis of Chinese economic structure stability;