瓷套的应力、强度和各设计变量均可认为服从正态分布，在设计时作为正态分布变量处理。
The stress, strength and other design variables of porcelain sleeve can all be considered to obey normal distribution, and dealt as normally distributed variables during calculation.
这些变量可能是不可避免的，但是它们是形成正态分布的原因之一。
These variable may be unavoidable, but they are a part of the source of a normal distribution.
我们经常在金融学中假设随机变量，比如回报，是正态分布的。
We often assume in finance that random variables, such as returns, are normally distributed.
金融学中我们常假设随机变量,例如收益率,是服从正态分布的
We often assume in finance that random variables, such as returns,are normally distributed.
3对于许多随机变量来说，一个好的选择是正态分布，常常表现为一个钟型曲线，如图1所示。
3 For many random variables, a good choice is the normal distribution, often represented as a bell-shaped curve, shown in Figure 1.
结果：指标变量经聚类变换后，资料总体更接近于正态分布。
Results: After variate transformation by clustering, the data was more similar to normal distribution.
本文在统计实验的基础上指出，表示语音信号的特征变量往往并不严格服从正态分布。
Based on the statistical experiments, this paper proposes that the feature variables which indicate speech signal are not always strictly obey normal distribution.
本文通过分析确认了居民燃气消耗量的随机性，进而证明其为服从正态分布的随机变量。
The paper affirms the stochastic properties of household gas consumption, and then proves a random variable in normal distribution.
轨道几何不平顺为平稳的正态分布和各态历经的随机变量。
The track geometry irregularity is a stable normal distribution and state-history random variable.
本文讨论了考虑变量相关条件下等效正态分布法的计算原理，并给出了迭代框图。
This paper discussed the calculation principle of equivalent normal distribution method under consideration of variables dependent conditions and provided it...
在冷形变量大于或等于70 %时，其再结晶晶粒尺寸分布符合对数正态分布。
If the cold deformation rate is higher than 70 %, the recrystallized grain size distribution agrees with lognormal distribution.
分析中随机变量取正态分布。
The random variables follow normal distribution in this analysis.
对非正态分布、相关变量随机场进行了处理，依据可靠指标的几何意义建立了可靠度计算的优化算法。
Based on the geometric meaning of the reliability index, the optimization method for the reliability computation is constructed, and the correlated abnormal distribution random fields are addressed.
论文通过分析船公司在港口的月集装箱需求量得出其在港口的年集装箱需求量是一个符合正态分布的随机变量。
This essay deduces that the demanded container number in one port in a year is a normal school stochastic variable by analyzing the data.
一些变量在分析中必须一遍遍的计算，这些都建立在正态分布的基础上。
There are various quantities which need to be computed repeatedly in the analysis, and these are based on normal distribution functions.
提出一种利用正态分布曲线确定自整定PD控制器输出变量论域的方法。
Gauss curve is used to determine a fuzzy self-turning PD autopilot output parameters field.
结果当应变量非正态分布时，直接应用现有回归树算法不能得出正确的分析结论；而当存在极端值时这一问题更为严重。
Results Default arithmetic of regression tree can't be used directly under the condition of non-normal distribution, existence of outlier would make the problem more severity.
热疲劳；随机变量；概率分析；焊点；对数正态分布；
Thermal fatigue Random variable Probabilistic analysis Solder joint Lognormal distribution;
热疲劳；随机变量；概率分析；焊点；对数正态分布；
Thermal fatigue Random variable Probabilistic analysis Solder joint Lognormal distribution;
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