The formulas are derived for the conditions of concrete blocks absolute-stability and quasi-stability according to the equations of stiff-body motion on plane.
并由刚体平面运动方程，推导出混凝土护坡板的绝对稳定和准稳定条件关系式，以确定护坡板的尺寸。
2
The results show that the dynamic stability analysis can be replaced by quasi-static method with the static load multiplying an amplification factor in calculation.
结果表明：在实际计算中，可以将静载乘以某一“放大系数”作为计算荷载进行拟静力分析。
3
In the paper, author has studied the inverse problem about a class of quasi-linear partial differential equations of parabolic type by monotone method, proved uniqueness and stability.