在本文中，我们讨论的是一般约束优化的问题。
In this paper, a kind of general constrained optimization problem is discussed.
对于一般的无约束最优化问题及其特殊情况非线性最小二乘问题而言，信赖域方法是一种有效的方法。
Trust region method is a kind of efficient methods to solve the general unconstrained optimization and its special situation, the nonlinear least squares problems.
对于一般的无约束优化问题，信赖域方法是一种比较有效的方法。
Trust region method is a kind of efficient and robust method to solve general unconstrained optimization.
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