查询词典 prediction

This is the first risk prediction model to examine the ...

这是首次风险预测模型的研究

Moreover, other causes of it were illogical industrial structure and distribution of industry. The prediction result of population and the development indexes of economy indicate that the quality of air and water will be further execrable if we dont make necessary measures, even influence the economic development and the health of residents.

如果不采取相应的有效措施，随着经济的发展、人口的增加，环境空气质量和水环境质量都将进一步恶化，进而直接影响到全区的经济发展和人民的身体健康。

In this thesis,the influence of thermal expansional coefficient on the self-lubricating ability of the sweating composites at high temperature is investigated based on the prediction of composites thermal expansional coefficient.

并通过实验验证了该算式结果的准确性，由于该计算式形式简单，因此具有很好的工程应用性；同时，由于该算式不必区分增强相和基体相，这在一些无法区分二者的情况下，保证了结果的准确性。

Expectation of life is the prediction of the average number of years that one can live.

估计寿命是预计一个人能活的平均年数。

The result of the experiment is in accordance with the theoretical prediction.

实验的结果与理论预测相吻合。

The comparison between the calculated and the experimental results shows that the error of prediction is 5%～10%.

验证实验表明，这一预测模型的误差在5%～10%范围内。

And with exponential curve prediction method of container transportation efficiency tste is analyzed, and determine the ship, freight, according to meet the quantitative analysis of the return on investment.

且用指数曲线预测方法对集装箱支线运输的效益进行了分析，并根据运价，确定船型，以满足投资回报率进行了定量分析。

The average error of fitting and predicting were 1.34% and 1.21% of the actual mean respectively, Model GM(1,1)was better than the Linear Regression and Exponential Curve Model for prediction.

本文还将灰色系统GM(1，1)模型与常见的直线回归模型和指数曲线模型进行了比较，结果表明GM(1，1)模型的预测效果较上述两种模型好。

The results show that in comparison with the exponential curve model and the GM (1, 1) model, the DE-GM (1, 1) model fits the measured data better and make s prediction more accurately. Furthermore, the DE algorithm is a highly effective algorithm with good properties such as high efficiency, high precision, fast computing speed and universality, etc.

结果表明，与指数曲线模型和GM(1， 1)模型相比，DE-GM(1， 1)模型能够更好地拟合实测数据，预测精度进一步提高；微分进化算法在GM(1， 1)模型参数优化过程中表现出求解速度快、计算精度和自动化程度高等特点。

Based on JM model , we propose a software reliability prediction model involving fault-remove time which followed exponential distribution.

因此在 JM模型的基础上，提出了排错时间为负指数分布的软件可靠性模型及本模型的极大似然参数估计方法。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。