... 整数系 system of integers 对合系system of involution 线性方程组 system of linear equations ...
双语例句
1
Thymus is the central organ of cell immune system. The function of thymus is declined because of age-related involution.
胸腺是免疫系统的中枢控制器官，由于年龄相关的演化，其功能逐渐降低。
2
The result shows that the method has a high speed and high accuracy characteristic and satisfied the real time demand of the CNC servo system. The processing efficiency ofinvolution is improved.