A defining matrix is given for the solvable and complemental Lie algebras with a generator relation method.
本文用生成元和定义关系的方法，对每个可解可补李代数给出一个定义矩阵。
The matrix approach is used to establish each branch's position and pose transformation relation, and a numeric method to solve the platform's error is presented, which is tested by an instance.
这里采用矩阵法建立了转台各个支路的位姿变换关系，提出了求解转台误差的数值方法，通过实例对该方法进行了验证。
The modified removal method for measuring residual stress in thick pre-stretched aluminum plates is proposed and the stress-strain relation matrix is deduced by elasticity theory.
文中针对铝合金预拉伸厚板的特点，提出了测量其内部残余应力的方法，并运用弹性力学理论进行了理论推导，得到了应力-应变关系矩阵。
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