利用最优化原理与方法结合变频调速技术实现注水泵站效率优化控制，以满足油田生产节能降耗的需要。
The optimization theory and method combined with variable frequency speed regulation technology is applied in this paper to realize efficiency optimization in water injection pumping stations.
为此，提出一种面向复用成本优化的、基于局部性原理与实例集分解的构件重构方法。
For this purpose, this paper presents a reuse cost optimization oriented, locality principle and instance set decomposition based component refactoring method.
从热传导原理、肋片的温度分布特性等，与现代优化设计理论相结合，导出了一种关于等厚度环肋的尺寸优化的方法。
Combined with modern optimization theory, a method of size optimization for annular fins with constant thickness is derived from theory of heat conduction and temperature distribution in fins.
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