本文介绍了太阳质子事件的性质、能谱特征以及国外质子事件定量预报的方法,并作了一定的评述。
The statistical property of the solar proton events, the characteristics of energy spectrum and the methods abroad in the quantitative forecast of the solar proton events are reviewed.
分析表明,预报系统不仅能定性预报沙尘天气的空间分布与时间演变,而且能定量预报沙尘源地、大气中的沙尘浓度、沙尘的输送以及沉降。
Analysis shows that the system not only can quantitatively predicate the spatial distribution and temporal change of the dust, but also the source, density in the air, transfer and deposition.
实例研究表明,逐步回归模型、冬季降雨相似在预报对象的定量分析上较为实用。
The example showed that the stepwise regression model and the winter rainfall similarity method are practical in analyzing quantitatively the forecast objects.
在对模糊定性仿真算法改进的基础上,提出了一类信息不完整动态系统的实时半定量故障预报方法。
Based on improvement of fuzzy qualitative simulation algorithm, a new semi-quantitative and real-time fault prediction method of a class of dynamic system with incomplete information is proposed.
本研究为短临预报、综合决策提供了定量判据,具有较大的实用意义。
The authors here provided a quantitative judgement for the short-term prediction and synthetic decision, which is of a practical significance.
该文提出了其中主要的稳定切变形势的定量描述因子及其降水量级的预报方法。
The main quantitative factors and rainfall-class prediction method under stable shear situation are given.
该模型可对铁合金化学成分进行定量和定性预报。
This prediction model consists of quantitative and qualitative analysis.
定量降水预报的实现是天气预报由定性走向定量的重要标志。
The realization of quantitative precipitation forecast is an important mark of qualitative toward the quantitative weather forecast.
这表明自适应多级模式是局地降水预报客观、定量化的有效方法。
This indicates that adaptive multilevel numerical model system is an available method of forecasting local precipitation.
应用该方法可定量地描述COD浓度在时间和空间上的分布状态,进行水质污染预报和评价。
This method can be used to describe the time and spacial distribution states of COD concentration for carrying out the prediction and assessment of water pollution.
中国蕴含着丰富的风能资源,但目前我国在风能预报方面的研究还很薄弱,几乎没有可用于风电场风能的客观、定量化的预报方法。
But, so far, the exploring of wind power forecasting is still weak, and there is almost no objective and quantitative forecasting method available in China.
方案(3) :在定性降水量级预报试验成功的基础上,进一步进行定量降水预报试验。
Scheme 3: Base on the successful qualitative precitation forecast test, the quantitative precipitation forecast test is made.
结果表明,所采用的分析方法比较客观、定量地反映了地壳垂直形变强度,对地震分析预报研究具有实用意义。
The result shows that the method used in this paper can objectively and quantitatively determine the vertical deformation intensity and may be useful in the study on earthquake prediction.
气候系统存在最大可预报期限,对于超过逐日预报可预报期限后的预报,用胞映射思想证明了平均值的可预报性,并得到了定量的结果。
For the prediction beyond the daily predictability limit, it is proved by using simple cell to cell mapping idea that mean value is predictable, and the quantitative result is obtained.
增值定量降水预报:预报员的价值怎样评价?
Value-Added Quantitative Precipitation Forecasts: How Valuable is the Forecaster?
系统地介绍了短期定量降水预报研究的意义、内容及方法,综述了近年来国内外的研究进展。
The significance, content and method of short time quantitative precipitation forecasting and its recent advances worldwide have been systematically introduced.
随着数值预报技术的飞速发展,模式定量降水预报已成为业务天气预报工作中的主要参考依据。
With the development of NWP technology at the very fast speed, the quantitative precipitation forecasting of NWP models has become a major basis of operation weather forecast.
结果证明这些定量方法和判据在地震现场监测预报工作中具有定量化和实用化的意义。
Results prove that these quantitative methods and criteria are significant in quantification and practicality for earthquake monitoring and predicting work in the seismic field.
综述了国内外定量降水预报方法的研究进展及其与水文模型的耦合途径,分析研究了一个定量降水预报不确定性处理器(pup)。
The quantitative precipitation forecasting (QPF) and the coupling of the QPF with hydrologic model, and a precipitation uncertainty processor (PUP) were concisely reviewed and studied.
通过对比分析表明,这种定性和定量相结合的神经网络综合预报分析方法,是增强预报结果可靠性和稳定性的一种有效途径。
The contrast analysis shows the comprehensive forecast method of the qualitative and quantitative is superior in improving predictive accuracy and stability.
同时,还提出了一种预报降雨型滑坡的新方法,定量化地描述了降雨型滑坡的易发程度。
At the same time, a new method of predicting rainfall-induced landslides is proposed to depict the probability of rainfall-induced landslides quantitatively.
通过分析灌河口附近海域的泥沙运动特点,采用经验公式从定性和定量两个方面对灌河口拦门沙整治工程后的岸滩演变进行了预报。
By analyzing the sediment movement characteristics, we use the selected empirical formulas to forecast the coastal evolution after the regulation project in Guanhe estuary.
本文介绍了一个针对我国目前中长时效天气预报在客观、定量方面存在的不足而研制出来的中期天气预报客观化系统。
In this paper a extended forecast objective system is intro- duoed. It is made according to our state has been existing the insufficient in objection and quantity at present.
本文介绍了一个针对我国目前中长时效天气预报在客观、定量方面存在的不足而研制出来的中期天气预报客观化系统。
In this paper a extended forecast objective system is intro- duoed. It is made according to our state has been existing the insufficient in objection and quantity at present.
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