查询词典 character interval

Then a fast methodology for calculating the eigenvalues of the structural matrix with interval parameters was put forward, which was based on the Rayleigh quotient and the theories of the interval mathematics.

为提高区间特征值的计算效率，首先分析了区间结构矩阵特征值的设计变量的单调性问题，随后采用区间因子法给出了基于Rayleigh商计算结构广义特征值的一种快速算法。

An aggregation approach to the incomplete interval reciprocal comparison matrix and the interval complementary comparison matrix is analysed.

分析了群决策过程中不完全区间数互反判断矩阵和不完全区间数互补判断矩阵的集成方法。

In the empirical test, data overlapping induced by the difference of the sample interval and forecast interval is considered.

在实证检验中，考虑了抽样间隔和预测间隔不一致而导致的数据重合问题。

Then the influence of sample interval and slit width on the transmission spectra was analyzed, and the suitable sample interval and slit width for measuring porous aluminium coating with copper were achieved.

测试结果表明：对镶嵌铜多孔铝膜而言，在可见光波段选择3nm的狭缝宽度和0.5nm或1nm的取样间隔为宜；在近红外波段选择5nm或8nm的狭缝宽度和2 nm的取样间隔为宜。

In the Automatic Pacer Testing Mode, measurements are performed semiautomatically on seven parameters: pacer rate, pacer width, pacer amplitude, pacing refractory interval, sensing refractory interval, sensitivity, and A-V delay.

在自动起搏器测试模式，测量演出半自动对七个参数：起搏器率，起搏器宽度，起搏器振幅，起搏难治区间，传感难治区间，灵敏度，和AV 拖延。

Assume β=1, and confidence level is 0.95, the length of normal confidence interval is compared to the length of shortest confidence interval, the results show: both absolute difference d and relative difference e are decreased by the increasing sample number n, when n≤9, e≥10%.

在假设参数β=1，置信水平为0.95的条件下，比较了常用置信区间与最短置信区间的长度，结果表明：两者长度的绝对差d和相对差e均随样本容量n的增大而减小，当n≤9时，e≥10%。

The uncertain parameters of cylindrical spiral spring fatigue strengthen analysis are analyzed and described as interval variables, and an interval analysis model is established, and the non-probabilistic reliability index of cylindrical spiral spring fatigue strengthen is presented.

分析圆柱螺旋弹簧疲劳强度分析中的不确定性，将圆柱螺旋弹簧设计中不确定参数描述为区间变量，建立圆柱螺旋弹簧疲劳强度非概率可靠性分析的区间模型，提出圆柱螺旋弹簧疲劳强度非概率可靠性的指标。

Then, in a second interval, the voltage is raised to a second voltage no less than the starting voltage and with an absolute gradient smaller than that for the voltage rise in the first interval.

然后，在第二区间中，电压上升至不小于启动电压的第二电压，并且电压上升的绝对斜率小于在第一区间中电压上升的绝对斜率。

With this normal approximation, standard processes for statistical inferences such as hypothesis testing and confidence interval are developed for testing whether the process is capable and providing an interval estimate on CpkT, respectively.

我们也以理论证明的方式找出估计量的常态近似分配，透过常态近似分配，统计假设检定、信赖区间、信赖下限都可以用来检验制程是否是有达到特定的标准。

By representing the uncertain parameters as interval numbers, the governed equations of the structure are obtained by means of the interval finite element method.

基于区间模型的结构静力分析将结构系统中的不确定性参数用区间数来表示，建立了系统的区间静力有限元控制方程。

Aquatic or marsh-growing fern allies; known to have existed since the Cenozoic; sometimes included in Lycopodiales.

生活于水中或湿地的蕨类；从新生代生存至今；有时归于石松目之中。

The engine was uprated from a 90hp Franklin to a 125hp Lycoming.

改良过的引擎是从90hp到125hp莱康明富兰克林。