The fragmentation of rock induced by impact loading is one of typical nonlinear problems in underground engineering rock specimen such as rock plate was fou
The dynamic mechanical behavior of aluminum foam sandwich shells subjected to air blast loading was investigated numerically in this paper. The nonlinear co
In order to study and improve the stability and reliability of the mast of rotary drilling rig in the course of construction, in this paper, three-dimension
As an indispensable part of transportation system, urban underpass can alleviate traffic congestion and reduce traffic accidents effectively. In order to ac