The equations of nonlinear viscouselastic beam are considered, The existence of absorbing set and inertial manifolds for the system are obtained, and from which we get that the P D E.
考虑具有介质阻尼及非线性粘弹性本构关系的梁方程，证明了它的有界吸收集和有限维惯性流形的存在性，并由此得到在一定的条件下所给偏微分方程等价于一常微分方程组的初值问题。
An approach to the thermal radiation of absorbing-emitting media, or weak absorbing media, e. g. burned gas, in the finite element analysis (FEA) of heat transfer is studied in this paper.
研究了有限元传热分析中有吸收—发射性介质(或称弱吸收性介质，例如燃气)参与辐射传热时的处理方法。
E. stays are organically shaped to function like a micro-suspension system, absorbing road vibrations without sacrificing the lateral stiffness needed for pedaling efficiency.
该技术类似微悬浮系统，能在不影响侧向刚性的同时吸收路面震动反馈，保障骑行者的踩踏效率稳定。
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