The crashworthiness of a railway vehicle relates to its passive safety performance.Due to mesh distortion and difficulty in controlling the hourglass energy, conventional finite element methods face great challenges in crashworthiness simulation of large-scale complex railway vehicle models.Meshfree methods such as element-free nacrack.com Galerkin
Ethics and beauty have been neglected subjects in modern artistic and architectural discourse.These essential dimensions have been replaced by performative qualities and a manipulative aestheticization.As visual image and techno-economic criteria have replaced existential concerns, mental meanings, experiences and the sense of empathy have been los
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