A method for computing the gain matrix is given based on the modal coordinate equation.
在广义模态坐标的基础上讨论了增益矩阵的计算方法。
The proposed methods are based on the modal coordinate equations, to avoid the tedious mathematical manipulation.
该方法建立在模态方程的基础上，避免了繁杂的数学过程。
The discussed identification procedures in the two modal coordinate system are similar to the method in the physical coordinate system.
在两个模态坐标系中的参数识别过程完全类似于在物理坐标系中的识别过程。
An expression of the vertical ride comfort index of rail vehicles was derived by modal coordinate transform and described by modal parameters.
用模态坐标变换法推导了用模态参数描述的车辆垂向平稳性指标计算表达式。
The basic idea is that the strain field response can be regard as a superposition of the so called strain modes multiplied by corresponding time-dependent modal coordinate.
其基本思想是：结构在承受动态载荷的作用时，其应变场可用所谓“固有的模态应变场”按某种比例的叠加来表达。
The rotor impedance is calculated from the rotor equations of motion in the fixed- coordinate system derived from the modal equations of blade in the rotating-coordinate system.
旋翼阻抗由旋翼在固定坐标系中的运动方程得到，这个运动方程由旋翼旋转坐标系中的桨叶模态方程导出。
Based on the characteristics of wind loads and modal shape of grandstand arc roofs of large stadiums, a polar coordinate method for wind induced dynamic response analysis is proposed in this paper.
根据体育场主看台弧形挑篷的风荷载和振型函数特点，提出并建立了极坐标下计算主看台弧形挑篷风致振动响应的方法。
The rotor impedance is calculated from the rotor equations of motion in the fixed-coordinate system derived from the modal equations of blade in the rotating-coordinate system.
旋翼阻抗由旋翼在固定价值标系中的运动方程得到，这个运动方程由旋翼旋转坐标系中的桨叶模态方程导出。
The rotor impedance is calculated from the rotor equations of motion in the fixed-coordinate system derived from the modal equations of blade in the rotating-coordinate system.
旋翼阻抗由旋翼在固定价值标系中的运动方程得到，这个运动方程由旋翼旋转坐标系中的桨叶模态方程导出。
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