例句與造句

1. in the networks and controlling fields of engineering, many problems can be described as solving a system of linear algebraic equations ax-f, whose matrix of coefficients is large tridiagonal blocked matrix . the usual method of solving this kind of equations is the iterative method
   在工程領(lǐng)域，如網(wǎng)絡(luò)、控制等方面，許多實(shí)際問題都可歸結(jié)為解一個(gè)系數(shù)矩陣a為大型分塊三對(duì)角矩陣的線性方程組ax=f這類方程組通常使用迭代方法求解。
2. It's difficult to find matrix of coefficient in a sentence. 用matrix of coefficient造句挺難的