当然要说明的是，电量消耗记录要涉及到很多变量（手机硬件，ROM，内核等等），而且也不会有2个机器耗电完全一样，但我描述的电量使用趋势是现代手机所共有的。
While many variables are involved (phone hardware, ROM, kernel, etc) and no two devices will perform exactly the same, the trends that I will describe are becoming more common in new phones.
限制你的信息流，让他们发给你更长期的趋势，而不是没用的变量。
Limit information streams so they send you broader pictures rather than useless variations.
长期趋势是指变量的值在一个长时期内所呈现的增加或减少的趋势。
Secular trend is the value of the variable tends to increase or decrease over a long period of time.
结论：多变量随机系数模型可有效地进行多变量重复观测数据的动态变化趋势分析以及随机效应分析。
CONCLUSION: multivariate random coefficients model can effectively analyze the dynamic change trend and random effects of multivariate repeated measures data in medical research.
稳定电路或不稳定电路可用电路变量相对于平衡解的初期量变趋势来解释，而由反馈增益加以判断。
A stable or unstable circuit can be explained with the tendency of initial variation of circuit variables relative to the equilibrium solution, and can be discriminated on the feedback gain.
且各变量具有自增强趋势。
样本主成分和样本因子分析法已成为一种最主要的综合评价方法之一，指标变量的同趋势化是运用该方法的重要步骤。
Sample principal component analysis and factor analysis has been one of the main methods of composite analysis, the communalities of variables is a key step of using these methods.
通过试验设计，不仅可以弄清楚试验过程中自变量对于因变量的影响的大小和趋势，还可以寻找其最佳试验条件。
Experimental design may not only clarify influence of the independent variable on the dependent variable in the testing, but also seek its best test condition.
通过试验设计，不仅可以弄清楚试验过程中自变量对于因变量的影响的大小和趋势，还可以寻找其最佳试验条件。
Through experimental design, not only may clarify in the testing the independent variable regarding the dependent variable influence size and the tendency, but also may seek its best test condition.
应该为用户提供可以进行相关变量和趋势的对比手段，或者是事件前后的对比手段。
You should provide a means for users to compare related variables and trends or to compare before-and-after scenarios.
然后用其分析了我国股市主要指数的相关性，发现时变相关系数能够准确的描述两个变量相互之间的长期运动趋势。
Then we analysised the correlation of the main stock index in Chinese market, it was found that conditional correlation can describe accurately a long time moving trend of two variables.
但是，也有这样的情况，对用户直接比较不同的变量和在同样的间隔内的发展趋势也是很重要的。
However, there are situations in which it is important to let the user directly compare several variables and their development over the same interval.
实证部分主要包括多变量检验、单变量t检验、趋势图分析以及多元线性回归分析等。
Evidences include some of the major multi-variable tests, a single variable t tests, trend analysis and multiple linear regression analysis.
CDW称该项跟踪调查会显示时间尺度上各种评估变量和使用策略的变化趋势。
CDW says the tracking poll will show over time how evaluation variables and deployment strategies are progressing.
Tocci教授说，这种现象也许解释了年轻医生通常拥有较高的疾病干预能力的趋势，在控制了这一变量以后，结果仍然相同。
While this accounted for some of the trend seen toward better practice in younger doctors, Tocci said the results remained the same after controlling for this variable.
试样进入塑性变形阶段后，随着应变量的增大，应力表现出一直上升的趋势；
The stress rises continuously with the strain increasing accordingly after a sample being entered the plastic deformation.
该系统是将区域化探数据预处理后，将多个指示元素异常数据合成一种多信息数据组，经趋势面分析，由计算机输出综合多变量异常图。
After the data of regional geochemical exploration have been preprocessed. Many data of anomalies of indicator elements are combined into a group of data with multi-messages.
以环境要素数据为自变量，样点单位面积生物量为因变量，采用二元四次多项式建立趋势方程并生成立体模型。
On the support of GIS technology and through the method of net sampling, the data of basic environmental elements and biomass per acreage of sampling sites were obtained.
以环境要素数据为自变量，样点单位面积生物量为因变量，采用二元四次多项式建立趋势方程并生成立体模型。
On the support of GIS technology and through the method of net sampling, the data of basic environmental elements and biomass per acreage of sampling sites were obtained.
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