1·The difficulty in decomposing rational function into partial fraction is to fix the undetermined coefficient in partial fraction.
将有理函数分解为部分分式的难点就是确定部分分式中的待定系数。
2·Taking one-dimensional diffusing equation as the object of study, a method of undetermined coefficients was given. Then gave two examples and analyzed their stability and truncation error.
针对一维扩散方程，给出一种新型差分格式的待定系数法，并以两种新型差分格式为例进行稳定性和截断误差分析。
3·The controller expression with undetermined parameters can be acquired by using backstepping design idea, and the controller parameters are optimized online by using model predictive control.
用反步设计思想获得具有待定参数的控制器表达式，然后用预测控制在线优化获得控制器的参数。
4·There are 14 undetermined parameters named predictor and consequent.
系统网络中含14个待定的前件和后件参数。
5·In general, special solution of non-homogeneous linear equation of constant coefficient of the second order is obtained by the method of undetermined coefficient, but it's process is too complicated.
二阶常系数非齐次线性微分方程的特解一般都是用“待定系数”法求得的，但求解过程都比较繁琐。
1·The cause of his illness and death remain undetermined.
他的疾病和死亡原因仍未确定。
2·The source of infection for the two brothers remains undetermined and investigations are ongoing.
这兄弟俩的感染源仍未确定，调查正在进行之中。
3·Israel probably has about four nuclear sites, whereas the nuclear storage facilities in India and Pakistan are - despite many rumors - largely undetermined.
以色列大概有四处核地点，然而在印度和巴基斯坦核储藏设施-尽管许多传闻-主要未确定。
4·The cause of his illness and death remained undetermined.
他的疾病和死亡原因仍未确定。
1·These should be four undetermined constants in the displacement function.
位移函数中应有四个未定常数。
2·Each will teach you the pet market has always buy something for his Rachel, who never hesitate to do undetermined.
每次去逛宠物市场老是会为他的蕾切尔买点东西，他从来不会为此犹豫未定。
3·Sorry, this is a new real estate, price undetermined.
对不起，这是新推楼盘，价格未定。