在实际工作中，建立离散变量的回归预报方程是一个不可回避的问题。
It is an inevitable problem to set up a predict equation of discrete variables regression in the practice work.
探讨蒸发量与气象要素之间的关系，分月建立了逐步回归方程，经检验可作为蒸发量的一种客观预报方法。
Stepwise regression equation in each month is established based on the relationship between evaporation and meteorological elements, which is an objective forecast method of evaporation.
对于历史地震资料，准时间可预报复发行为可由地震后平静时间的对数与地震烈度的回归方程描述。
For historic earthquake data, this behavior can be described by the regression equation of logarithm of quiet time after an earthquake versus intensity of this earthquake.
文中众多的回归方程，揭示了牡竹实生幼苗的生长规律，在育苗条件相似的情况下，可用以预测预报牡竹幼苗的生长趋势，具有指导生产的实际意义。
These regression equations will reveal growth laws of seedlings from seeds of D. strictus. At similar raising conditions, they have practical effects on the prediction of growth trend of the seedling.
本文用回归分析方法分析了122艘圆舭艇湿表面积系数，得出湿表面积系数预报方程序。
The wetted surface coefficients of 122 round bottom crafts have been analysed in order to derive a prediction equation by the method of least-squares.
本文用回归分析方法分析了122艘圆舭艇湿表面积系数，得出湿表面积系数预报方程序。
The wetted surface coefficients of 122 round bottom crafts have been analysed in order to derive a prediction equation by the method of least-squares.
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