The nonlinear partial differential equations for the tall pier vibration of railway bridges are derived by taking the influence of geometric nonlinearity into consideration, i.
以铁路高桥墩为研究对象 ，导出了计轴力及内力素方向改变所致非线性项的高桥墩振动偏微分方程。
Based on a physical understanding of nonlinearity and mismatch, a novel offset-cancellation technique for low voltage CMOS differential amplifiers is proposed.
基于非线性和不匹配的物理理解，一种新型的低电压CMOS差分放大器的偏移消除技术的建议。
D′Alembert′s principle is used to derive an ordinary differential equation set for free vibration of a discretized square tensioned membrane with geometric nonlinearity.
应用达朗贝尔原理建立了考虑几何非线性的方形张拉膜结构的离散非线性振动方程组；
D′Alembert′s principle is used to derive an ordinary differential equation set for free vibration of a discretized square tensioned membrane with geometric nonlinearity.
应用达朗贝尔原理建立了考虑几何非线性的方形张拉膜结构的离散非线性振动方程组；
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