查询词典 proportional limit

Results from the experiment on an EHD experiment bench show that condensation heat transfer in a horizontal tube responds strongly to the EHD technique; the effect is greater for lower heat flux but lesser for higher heat flux; the enhancement coefficient is proportional to the exerted voltage for a constant heat flux and reaches as high as 156% under the conditions described in this paper.

在电流体力学强化传热试验台上进行了水平管内凝结传热的强化试验研究，结果表明，EHD技术对水平管内的凝结传热有明显的强化效果；低热流密度时，强化效果较好，增大热流密度时，强化效果减弱；热流密度维持不变时，强化系数随强化电压的升高而增大；在本试验条件下，对凝结传热的最大强化系数为 1 5 6%。

The actual stress is not proportional to the bending moment.

实际上应力与弯矩不成正比。

In a subgroup analysis, a Cox proportional hazards model demonstrated that the only subgroup that did not benet from early surgery was patients whose sciatica was not provoked by sitting.

在其亚组分析中，Cox比例风险模型显示，在早期手术的患者中，唯一没有获得较好疗效的亚组，便是坐着时没有激发坐骨神经痛的患者。

Here, we present two kinds of models, based on its degree or its betweenness that the delivery capacity of each node is proportional to.

基于每个节点的数据包处理能力与该节点的度或介数成比例提出两种模型并进行仿真。

Methods Compare the area under ROC curve of proportional odds model and its standard errors with of common methods, such as binormal model; evaluate the goodness of fit for the parametric models using the sum of square of residuals of sensitivity and determination coefficient between actual sensitivity and estimated sensitivity.

比较比例优势模型与双正态模型等经典方法所计算的ROC曲线下面积及其标准误；采用灵敏度残差平方和与决定系数两指标评价参数模型的拟合优度。

For fitting ROC curves and getting the area under the ROC curve, we applied the parametric methods of binormal models and ordinal regression models, the semiparametric method of Cox proportional hazards model, the nonparametric methods of Hanley, Delong This paper also include estimation of required sample size, evaluation of confounding effects, and estimation of standard error and confidence interval by resampling method for ROC analysis.

目前该模型用于ROC分析的统计学方法比较完善，属于"经典"的ROC分析参数法。本文探讨了单变量、双变量双正态ROC模型的构建及其参数的最大似然估计方法；采用双变量卡方检验、真阳性率z检验、面积z检验三种方法比较了ROC曲线间是否具有显著性差异。

For fitting ROC curves and getting the area under the ROC curve, we applied the parametric methods of binormal models and ordinal regression models, the semiparametric method of Cox proportional hazards model, the nonparametric methods of Hanley, Delong.

本文采用双正态模型、有序回归模型等参数法，Cox比例风险模型半参数法，Hanley、Delong非参数法拟合了ROC曲线；文中也考虑了样本量的估计、协变量的混杂效应、再抽样技术计算ROC曲线下面积的标准误与可信区间等问题；并研究了SROC分析方法。

This paper studies the electrode combination of 3D tunnel DC focused method. At first, the authors calculate and analyze the current distribution of two point power sources with the same electrical property, and indicate that as currents exclude each other, current density has a maximum at a certain depth along the perpendicular bisector of the two point power sources and the depth is directly proportional to the distance between them.

本文研究了三维坑道直流聚焦法电极组合，首先计算分析了两个同性点电源的电流分布规律，指出由于电流的相互排斥作用，电流密度在这两个点电源的中垂线下一定深度处产生最大值，这个深度与这两个点源之间的距离成正比。

From this, through various experiments, they formulated what is called Boyle's law, which states that the volume of a body of an ideal gas is inversely proportional to its pressure.

从此以后，通过各种各样的实验，他们用公式表示了"波义耳定律"，表述了理想气体的体积和其压力成反比。

Brewster's Law states that the index of refraction in a strained material becomes directional, and that the change of the index is proportional to stresses.

布鲁斯特的法国表示，折射率，在紧张的物料定向，并改变该指数是成正比讲。

Finally, the Knight strung a line between two of the monoliths and tied the horses up there.

最后，骑士们在两颗巨石之间拉了一条绳子，将他们的座骑绑在上面。

T7zN/hyS0 The island lies south by east from here.

那个岛位于此地的正南偏东方向。