名词
中文翻译：九点近似值
同义词：
['nine-point estimate', 'nine-point approximation']
例句：
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1.The engineer used a nine-point approximationto calculate the area of the circle.
工程师使用九点近似法计算圆的面积。
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2.In statistics, a nine-point approximationis often used to estimate the mean ofa population.
在统计学中，九点近似法常被用来估计总体均值。
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3. Thephysicist used anine-point approximation to solvethe differential equation.
物理学家使用九点近似法来解微分方程。