传热反问题数值解误差的准确评估一直是制约它应用于工业测量的一个难点。
Accurate assessment of error in numerical solution is always a difficult part for the inverse heat conduction problem which restricts its applications in industrial measurements.
由此可加深理解渗碳过程的物理本质，优化渗碳工艺技术参数，并可作为评定数值解误差的最好依据。
The process parameters can be optimized and the errors can be evaluated for numerical solutions more precisely.
本文讨论了求ls估计的共轭方向法，对迭代解的误差进行了分析。
In this paper we discuss conjugate direction method for LS estimator and analyse error of iterative solution.
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