...y : 商业循环理论，经济周期理论 barometer of business cycle forecasting : 经济周期预测晴雨表 mean fluctuation : 平均波动 ..
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mean fluctuation power 平均涨落功率值
Mean fluctuation algorithm 均值波动法
root mean square fluctuation 均方根涨落
mean squared fluctuation [数] 均方起伏
mean relative fluctuation 平均相对涨落
mean square consecutive fluctuation estimator 均方连续波动估计量
normalized mean intensity fluctuation 稳态平均光强相对涨落
The effects of fluidization number, injection velocity, particle mean diameter and static bed height on jet fluctuation are discussed.
研究了流化数、射流初始速度、颗粒平均粒径及静态床层高度对射流脉动特性的影响。
Either the maximum and minimum stresses of one of these and the mean stress-are required to specify the fluctuation.
最大应力和最小应力或二者之一和平均应力，以确定其起伏程度。
The applicability of the similarity theory in the surface layer is studied by using the gradient observations of fluctuation and mean fields.
利用实测的脉动场与平均场同步梯度观测资料研究近地层相似理论的适用性。
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