查询词典 F-22

Independent samples and paired samples, F distribution, critical values for F distribution.

教学目的：通过学习理解独立样本和成对样本的区别，进一步掌握两样本平均数比较的 t 测验以及方差比较的 F 测验原理和方法。

By analyzing the relationship between the deforming precision of Active Lap and corresponding force generated by moment actuators, a new structure of Active Lap for manufacturing a Φ1800mm, F/1.5 large paraboloidal mirror is obtained. Its progressed performance has been proved with 60 units micro-displacement sensor array.

通过分析能动磨盘的变形精度与对应的驱动器产生力大小的关系，优化设计出适用于Φ1.8m、F/1.5主镜加工的磨盘结构，改善的性能在60路光栅位移传感器阵列上得到验证，新结构磨盘已应用于Φ1.8m、F/1.5抛光面主镜的加工工程中。

From studies similar to those shown in Figure 1, the British plant physiologist F.

根据类似于图1所示的研究结果，英国植物生理学家F.F。

This paper constructs the Newtons rational mapping f=(m-1z m-c/(mz m-1 ) by using complex coefficient polynomial and also constructs fulled in Julia fractal images of high order.

本文利用复系数多项式构造了牛顿变换有理映射f＝（（m－1）zm－c）／（mzm－1）。并构造了f的充满的Julia分形图。由充满的Julia分形图的吸引域边界叠加构造Julia集。

And then,we obtain two kind of F Statistical Process Control Chart and give an example.

本文利用T~2统计量，F统计量、Λ统计量之间的关系得到了双F统计过程控制图，并给出了这种控制图的应用实例。

By using Spearman rank correlation analysis, the correlation between pathological grade and serum T-PSA, F-PSA and E/T levels was evaluated.

采用Spearman等级相关分析T-PSA、F-FSA水平和F/T比值与前列腺癌病理分级的关系。

In particular, if a mapping F is sublower semicontinuous then F is necessarily almost lower semicontinuous, but the inverse implication is false .

特别地，文中证明了：一个几乎下半连续映射F不必是次下半连续的，但是，次下半连续映射必定是几乎下半连续的。

Based on the analysis of dip angle, friction coefficient between rigid bodies, influence effect of floor sliding block and roof fracture rock-mass, working resistance of support as well as compound characteristics of face surrounding rock, main factors which lead to destabilize in system "R-S-F" were obtained, and the controlling pattern of dynamic stability of firming bedding, controlling keys, achieving the goal were also established.

通过对工作面围岩组成特征、支架工作阻力、顶板破断岩块及底板破坏滑移体影响效应、刚体之间的摩擦因数以及煤层倾角等因素的分析，给出了引发"R-S-F"系统失稳的主导参数，确定了"稳固基础，控制关键，达到目的"的"R-S-F"系统动态稳定性控制模式和现场生产管理过程中需注意和解决的关键技术问题。

Let Mn be the linear space of all n × n matrices over F,and let Sn be its subspace consisting of all symmetric matrices.

Mn记F上所有n阶矩阵构成的线性空间，Sn记F上所有n阶对称矩阵构成的线性空间。

We denote by M_n and T_n the space of n×n full matrices and the space of n×n upper trangular matrices over F, respectively.

设F是域。记M_n和T_n分别为域F上n×n全矩阵空间和n×n上三角矩阵空间。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。