In the reliability life evaluation of CRH3C brake pads,the evaluation model of reliability life is put forward based on the Bayes method in the small sample. Th
Plants can reduce the velocity of wind and wind erosion and prevent the movement of sand.But it may be extremely difficult to measure directly the aerodynamic c
Low-slope hilly land( LSHL) refers to regions with relatively lower altitude,smaller topographic changes and gentler slopes. Exploitation and utilization of such areas is acting as an efficient approa