介绍了在前轮角阶跃输入下线性二自由度汽车模型的瞬态响应，讨论了行驶车速对汽车瞬态响应的影响。
This paper introduces the transient state response of the vehicle model which has two linear degrees of freedom with a step input of the front wheel.
应用广义协调元理论，通过增加内参位移的方法，构造了两个具有旋转自由度的三角形膜元。
Based on the theory of generalized conforming element, two triangular membrane elements with rotational degree of freedom are developed by introducing internal parameters into its displacement field.
根据小车吊重系统三维动力学方程建立了吊重二自由度摆角的数学模型。
A 2-degree of freedom model of load swing angel was derived based on 3-dimensional dynamic equations of the trolley-load system.
计算结果证明：两自由度电机的矩角特性计算程序是正确可行的，两自由度电动机的各项结构参数符合设计要求。
The results prove that Fortran program of static characteristic in two-degree-of-freedom motor is correct and available.
应用于具体构造一个十自由度的三角形单元，并给出误差估计。
A triangular element with ten degrees of freedom is specifically constructed by applying this method and its error estimate is given.
该手腕具有两个圆弧运动的自由度，分别由角转台和连杆机构来实现。
The new type of wrist consists of two circular tracks, which is realized by rotate mechanism and link mechanism.
本文讨论一个四自由度三角形非协调膜元的整体超收敛性，外推和亏量校正。
In ha peper, a four-degree triangle nonconforming membrance element is considered and the global superconvergence estmates, the extrapolation and the defect correction schemes are presented.
本文讨论一个四自由度三角形非协调膜元的整体超收敛性，外推和亏量校正。
In ha peper, a four-degree triangle nonconforming membrance element is considered and the global superconvergence estmates, the extrapolation and the defect correction schemes are presented.
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