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竖问地震力对工程的破坏作用越来越引起工程力学家和工程师们的兴趣,发表这个实例也许有不少助益。1985年3月29日19时15分,四川
The question of how damaging the seismic force to the project is increasingly attracting the interest of engineering mechanics and engineers. The publication of this example may have many benefits. March 19, 1985 at 19:15, Sichuan