建立临界源方向偏倚和指数变换相结合的耦合抽样方法,用于反应堆孔道的屏蔽计算。
The sampling method by coupling criticality source direction biasing and the exponential transform is established for duct shielding calculation.
研究提出了原始数据序列的动态摆动指数变换方法和GPPM(1)灰色模型。
The dynamic swing index transformation method of firsthand data sequence and GPPM (1) grey model is studed and set up.
通过变换又可导致指数函数曲线拟合。
By some transformation, it may also lead to the curve fitting by exponential functions.
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