Both the general spring coefficient matrix of flexible connector and the mass matrix of discrete element are off-diagonal.
推导出一般情形下柔性连接元的广义弹簧系数矩阵和刚体元的质量矩阵都是非对角的。
Each diagonal pair of feet is raised and returned to the ground alternately, with spring and an even cadence.
每对斜对角肢轮流高抬和落地，节奏均匀且有弹性。
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