The energy dissipation mechanism of graphene layers in commensurate contact is studied by molecular dynamics simulations......

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给出了以二元关系为基础的模糊效用，并将模糊概率和模糊数引入效用评估问题中，使得在通常情况下难以作出的价值比较与判断，如被评价属......

Measurements by using the ultrasonic technique together for electric resistance verified thatthe first sound velocity va......

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