Then, damage elastic-brittle constitutive model for granite is obtained and programmed in code ABAQUS, From numerical results, regional, grade and the prevention measures of rock burst in Galongla tunnel is obtained.

On the ecological environment status in the source area of Yangtze River and Yellow River and its control countermeasure;

Resistance of Musca domestica and its control countermeasure in Anyang city;

Occurrence status and control countermeasure of Bemisia tabaci;

Study on Prevention and Countermeasure of Nitrogen Trichloride Fire Explosion;

Study on Geological Hazards Due to Mining Subsidence and their Countermeasures in Mining Area;

Mechanism Analysis and Countermeasures on Partial Wear and Corrosion of Pumping Well in Bonan Oilfield;

Thallium Pollution and Its Countermeasures;

Environmental geological problems and control countermeasures of Heibaoshan-Muerqi Basin,Heilongjiang Province;

Influence and Countermeasures of Pesticide Pollution on the Eco-environment;

Analysis of the Eco-geological Environment and control countermeasures of the Wetland Protective Region in Old Channel of the Yellow River in North Henan;

Soil erosion in Miyun reservoir watershed and control countermeasures;

Reasons for big emerging of third generation rice leaf roller and control countermeasures in Babu District;