查询词典 random choice

For single vug,when the lateral scale of vug is smaller than Fresnel radius,and the vertical scale is smaller than tuning thickness,the reflection amplitude of vug is proportional to its scale. For carbonate reservoir with random arranged vug,seismic wave amplitude is proportional to vug density.Key words random medium;forward modeling;carbonate;vug

对于单个的溶洞而言，当溶洞横向尺度小于菲涅尔带半径，纵向尺度小于调谐厚度时，溶洞反射振幅与溶洞尺度成正比例关系；对于随机分布孔洞的碳酸盐岩储层而言，地震波能量与孔洞密度成正比例关系。

Major topics covered are: basic concepts of probability, sample space and events, axioms of probability, random variables, discrete and continuous distributions, joint and marginal distributions, numerical characteristic for random variables, the weak law of large numbers, central limit theorem, basic concepts of statistics, parameter estimate, hypothesis testing and regression analysis.

本课程的基本内容有：随机事件及其概率、随机变量及其分布、多维随机变量及其分布、随机变量的数字特征、大数定律与极限定理、数理统计的基础知识、参数估计、假设检验、回归分析。

Focuses on the characteristic of YASS' random embedding, this pap er studies the locaton of embedding blocks using the characteristic of YASS' random embedding, and finds out that the YASS' embedding processing will have an impact on JPEG images' statistical property.

本文针对YASS隐密术随机嵌入的特点，研究了YASS嵌入数据的位置分布。同时，分析了信息嵌入过程对JPEG图像数据统计特性的影响，提取了多个有效的特征，结合秘密数据的分布概率，设计出一种有效的专用型隐密分析算法。

This paper first Studies the relation between coefficients and the growth of Dirichlit se-ries of zero order in the whole plane,and further proves that the growth of random entire functions defined by random Dirichlet series of zero order in every horizotal straight lines is almost surely equal tothe growth of entire functions defined by its corresponding Dirichlet series.

首先研究了全平面上零级狄里克莱级数的系数和增长性之间的关系，然后证明了对于本级随机狄里克莱级数所确定的随机整函数，在每条水平直线上的增长性几乎必然

Lead lanthanum zirconate titanate exhibits many desirable optical and electrical properties such as ferroelectricity.dielectrics and holds great promise for wide applications in ferroelectric random access memory and dynamic random access memory.

锆钛酸铅镧具有良好的铁电介电和光学性能，在铁电存储器、动态随机存储器等方面应用前景广阔。

In this paper, by Zorn lemma and cone theory, the existence of the random fixed points for discontinuous increasing operators was discussed and the existence theorems of random fixed point were obtained.

本文利用Zorn引理和锥理论，研究了不连续随机算子的随机不动点的存在性问题，得到了几个有关不连续随机增算子的随机不动点定理。

The random amplified polymorphic DNAanalysis was used for proving the truth of addition line between Aegilops tauschii and Avena fatua with 72 random primiers.

本文采用RAPD技术对节节麦、光稃野燕麦及其杂交后代进行分析，目的是为了对它们进行分子标记，确定杂种的真实性。

9GPa respectively, and those of random short fiber composites are 145MPa and 13. 0GPa respectively. Therefore, the initial mechanical capability of unidirectional long fiber and short fiber composites of CPP/PLLA is able to satisfy the requirement of mechanical capability of internal bone fixation materials for cortical bone, and random short fiber composites of CPP/PLLA for cancellated bone.

因此，CPP/PLLA单向长纤维及单向短纤维复合材料的初始力学性能满足承重骨骨内固定材料的力学性能要求；CPP/PLLA随机短纤维复合材料的初始力学性能满足松质骨骨内固定材料的性能要求。

The noises included a random variable changing with the wavelength,a random constant bringing the spectrum baseline drift,and the spectrum baseline circumgyration brought by the difference of sample loading and the chan...

对于随机变量噪声，通过用背景、白板、样品各组重复采集、递归平均再计算光谱数据的方法减小，同时可节省存储空间，减小三组数据的重迭区域，增加光谱数据的有效范围。

AIM: To generate random sequences that can fit the anticipated probability distribution based on the thinking of MC, METHODS: We establish a method in the IDE of visual studio by the way of Linear Congruential Method to generate random sequences.

目的：基于MC法生成符合预期概率分布的随机序列，以便应用在以后的仿真系统中目的：基于MC法生成符合预期概率分布的随机序列，以便应用在以后的仿真系统中。

His female bullfighter Lydia gradually Health love, but she was in a vegetative state after the Bulls Zhuangcheng away from her, just because Lydia's ex-boyfriend showed more affectionate than he is like love.

他对女斗牛士莉迪亚渐生爱意，却在她被公牛撞成植物人后离她而去，仅仅因为莉迪亚的前男友表现出好似比他更深情的爱。

I know of none which are not easy to answer, but what I am trying to do now is only by a series of hints to throw some light on the narrow path of legal doctrine, and upon two pitfalls which, as it seems to me, lie perilously near to it.

我不认为有什么难以回答的问题，但我现在要做的仅仅是通过一系列线索，来给法律理论的狭窄路径以及在我看来离它近得危险的两个陷阱提供一些启示。