Each 2-d "matrix" printed represents one horizontal slice of the 3-d room, going from top to bottom.
自上而下每一个二维的“矩阵”代表三维房间的一个水平层面。
The constant rotation matrix simplifies the algorithm and process of object 3 D position, and it can achieve high accuracy.
使用恒定旋转矩阵使得目标三维定位的算法与标定参数的过程大大简化，同时具有较高的定位精度。
Using the iterative solution technique, the matrix equation system in the 3-d finite element modeling of nondestructive probe signals can easily be solved.
而应用迭代解技术，可以加速无损探头信号有限元模拟的矩阵方程求解。
By using 3-d isoparametric element, the global stiffness matrix equation for the piezoelectric laminate is obtained on the bases of minimum principle of total potential energy.
由于最小势能原理，建立了单元刚度矩阵和压电材料的整体刚度方程。
General speaking, the matrix inversion will consume a large amount of computation time, which heavily hinder the application of 3-d implicit scheme in waveform migration.
通常，这种矩阵的求逆将耗费大量计算时间，严重制约了三维隐式方法偏移在实际资料处理中的广泛应用。
By combining rigid disk element and 3-d beam element the dynamical control equation of flexible rotor system and its analysis formula of coefficient matrix are developed.
将刚性圆盘单元和空间梁单元组集推导出了柔性转子系统的动力学控制方程及其系数矩阵的解析表达式。
In this thesis, 3-d coupling vibrations of internal combustion engine shafting are presented basing on dynamic stiffness matrix and precise time-integration method.
本论文以动态刚度矩阵和精细时程积分法为基础，分析了内燃机轴系的三维耦合振动形式。
The calculating results indicate that the 3-d temperature field can be reconstructed more accurately by the algorithm with property matrix and unfixed ultra-relaxation coefficient.
计算结果表明，引入了属性矩阵和变超松弛系数的迭代算法能够更好地重建三维温度场。
So the property matrix including the prior knowledge is introduced, an unfixed ultra-relaxation coefficient is adopted in the algorithm to reconstruct the 3-d temperature field.
为此，在算法中引入了包含先念知识的属性矩阵，采用了变超松弛系数重建三维温度场。
So the property matrix including the prior knowledge is introduced, an unfixed ultra-relaxation coefficient is adopted in the algorithm to reconstruct the 3-d temperature field.
为此，在算法中引入了包含先念知识的属性矩阵，采用了变超松弛系数重建三维温度场。
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