With the idea of maximum entropy function and penalty function methods, we transform the quadratic programming problem into an unconstrained differentiable opti
In the process of piling ,there are many various defects in foundation pile of bridge such as mud-bearing,sediment-bearing, isolation, honeycomb, broken piles,
Nowadays, isotope environmental technique tends to be used as a reconnaissance tool , both qualitative and quantitative, to calculate the aquifer parameters par