查询词典 random

The simple random sampling plan and stratified random sampling plan has been introduced and the application means and effects of which also has been presented,it has some characteristics such as material precision and obvious reduce of sample size,and rational advice has been presented.

介绍了简单随机抽样和分层随机抽样方法及其在检测中的应用方法和效果。

The relation between the parameter of ground motion and time is transformed into a pure random process with the amplitude varying with time. Based on the concept that there is the scaling invariant fractal structure in the transmission of earthquake motion and the self-affinity of the ground motion signal in time domain, an assumption is deduced that the curve of the stationary random noise of the ground motion varying with time is a fractal graph.

将一个运动参数的时间变化过程转化为具有时变振幅的一个纯随机振荡问题，运用地震运动传递具有无特征尺度的分形结构和地运动时域信号具有统计自相似性的概念，提出地面运动随机平稳噪声的时变曲线是一条分形曲线的假设。

Secondly, we obtain the moderate deviation principles for NA random variables with stationary distribution under a weak condition, and then we give the MDP for m-dependent random variables..

其次， 我们在一比较弱的条件下得到了平稳NA随机变量列的中偏差原理，并给出了m相依随机变量列的中偏差原理。

On the assumption that the unevenness of runway profiles along the direction of taxi - ing is a stationary random function,techniques of piecewise constant-speed taxi ing runs and piecewise linear representation of dynamic properties of airplane landing gears are adopted in this paper to approximately simplify the actual nonlinear and nonstationary random vibration prob-lems to the piecewise linear and stationary ones.

在飞机滑行方向跑道路面不平度为平稳随机函数的假设下，采用滑行过程分段等速化、起落架动态特性分段线性化方法，把原非线性非平稳随机振动问题，简化为分段线性平稳随机振动问题。

Objective: To test the accuracy of the Personal Computer-Random dot Stereogram, study the effect of the size of random dot on the stereoacuity of amblyopia.

中文摘要：目的测试自制计算机随机点立体视检查图的准确性，探讨随机点大小对弱视患儿立体视锐度的影响。

This study is to combine two kinds of image stereogram technique. It is a new technique of stereogram using the combination of Single Image Random Dot Stereography technique and lenticular stereoscopic imaging technique named "Single Image Random Dot Lenticular Stereoscopic Imaging".

摘要 本论文研究提出一种结合两种不同的立体成像技术，即将随机点立体成像技术与光栅板立体印刷技术做结合，成为一种新的立体成像技术，我们称之为「随机点光栅板立体印刷成像技术」。

Kinda random isn't that, Mark, and stretchy random at that

随机事件不是这样的，Mark，和有弹性的随机事件…

This paper discusses the strong laws of large numbers for random variable functions, and proves a strong law of large numbers for random variable functions by the analytical method.

文章主要讨论了任意随机变量序列泛函的强大数定律，并采用分析的方法证明了任意随机变量序列泛函的强大数定律，作为推论，得到了有关非齐次马尔可夫链函数的一个强大数定律。

By restricting the covariance structure, some theorems of the complete convergence and strong law of large numbers for PA random variables sequences are obtained by applying the properties and inequalities of PA random variables.

在这里通过对协方差结构的限制，应用关于PA随机变量序列的性质、不等式，建立了PA随机变量序列的完全收敛定理和强大数定律。

Adopt many centres and contrast the test design double and blindly at random, whether to include case (this text choose in the first People's Hospital of Chengdu the case that subcenter collect only ) in according to 3 every centre. The proportion of 1 is distributed to test the group and contrasting the group at random, tests the group and gives the xinyi rhinitis pills and takes orally, 3 grams each time, 3 times a day, the course of treatment is 14 days; Contrast the group to give the bishushi block and take orally, 5 slices each time, 3 times a day, the course of treatment is 14 days.

采用多中心随机双盲对照试验设计，将各中心的纳入病例(本文只选取在成都市第一人民医院这个分中心收集的病例)按照3：1的比例随机分配至试验组和对照组，试验组予以辛夷鼻炎丸口服，每次3克，每日3次，疗程14天；对照组予以鼻舒适片口服，每次5片，3次／日，疗程14天。

Chinese traditional virtue is humility and wariness,the compliment and praise to the others should be declination

中国人的传统美德是谦虚谨慎，对别人的恭维和夸奖应是推辞。如

We bought this house on the never-never.

我们以分期付款的方式买下这座房子。