度分布

中国冬播小麦面粉颗粒度分布及近红外透射光谱测试技术研究

Flour Particle Size Distribution in Chinese Winter Wheat and Measurement by Near Infrared Spectroscopy

本文提出了一个新的聚合度分布函数，该分布函数包括三个参数a、b、P0。

In this paper a distribution function of polymerization degree is presented .

结果显示，它们的n边形分布和度分布都服从幂律分布。

The analytical results show the polygon distribution and the degree distribution both have a power-law tail .

基于EXIT图和自适应微粒群算法的度分布对优化方法

An Optimization Method of Degree Distributions Based on EXIT Chart and APSO Algorithm

一种具有递归结构和均匀度分布的P2P协议

A P2P Protocol with Recursive Structure and Homogeneous Degree

PEG对SiO2溶胶-凝胶中颗粒度分布和孔结构的影响

Effect of PEG on Partical distribution and pore structure in silica sol and gel

基于3S技术的高寒草地植被覆盖度分布特征及动态变化研究

Research of Vegetation Coverage Distribution Changes of Alpine Grassland Based on 3S Technology

探讨了用TLC法研究HTPB官能度分布的可靠性。

The reliability of TLC to determine the functionality distribution ofHTPB has been discussed .

提出一个点权分布、边权分布也均为无标度分布的含权BA网络，并研究其同步性能。

A weighted BA network with scale-free node weight distribution and link weight distribution is proposed , and its synchronizabilty is also studied .

非晶合金Al（88）Ce2Ni9Fe1回火生成的纳米晶粒度分布与比内表面研究

Size distribution and specific internal surface of nanocrystals produced from annealed amorphous alloy al_ ( 88 ) ce_2ni_9fe_1

400GeV／cpp碰撞赝快度分布涨落的分形分析

Fractal Analysis of Pseudorapidity Distribution Fluctuation in 400 GeV / c pp Collisions

HPGPC和HPLC测定齐聚物的聚合度分布与平均聚合度

Determination of the Average Degree of Polymerization and its Distribution of Oligomers by Inverse HPLC and High Performance Gel Permeation Chromatography

158AGev的相对论重离子碰撞的强子快度分布及温度拟合

Rapidity Distributions and Thermal Fits for Relativistic Heavy-Ion Collisions at 158A GeV

介绍了喷泉码的基本概念和特点，分析了度分布的设计，如理想孤波分布和鲁棒孤波分布，LT码编码过程和译码过程，然后阐述了Raptor码和AR码的基本原理。

The basic concept and characteristic of fountain codes are introduced , degree distribution and the encoding progress and the decoding algorithm of fountain codes are analyzed .

研究结果表明，在该状态下神经元上的输入连接不均匀分布，其度分布服从幂律分布，从而起到了优化CMAC结构的作用。

The simulation result indicates that the input connections in this status are unevenly distributed and follow power-law distribution so as to playa role of optimizing CMAC structure .

为逼近解码前传半双工中继信道容量，该文提出一种协作LDPC编码结构及度分布优化方法。

In order to approach the theoretical limit of decode-and-forward strategy for the half-duplex relay channel , a cooperative LDPC coding structure and its corresponding optimization scheme is proposed .

本文提出了BA网络的一个等价的演化模型，并解析计算和模拟了模型的节点度分布、集聚系数和平均路径长度，其演化成的结构特性与BA网络相同。

In this paper , we propose an evolving ( model ) equivalent to BA networks . We calculate analytically and simulate the degree distribution , clustering coefficient and ( average ) path length of the evolving model , which is identical with BA networks .

试验块度分布符合R-R（Rosin-Rammler）分布模型，使用线性回归求出特征块度x0和均匀指数n。

Fragment size distribution of experiments accord with the R-R ( Rosin-Rammler ) distribution model , characteristic fragment size ( x_0 ) and fragmentation gradient ( n ) were drawn by linear regression .

低密度奇偶校验（LDPC）码是近年来重新提出的一种很重要的纠错编码，其度分布对于不同的调制方式的性能影响很大。

Low-density parity-check ( LDPC ) code is one of the most important error correction code which is reintroduced in recent years , and the degree distribution of it has great influence to the performance of different modulation modes .

结果表明：采用高速撞击法可制备出粒度分布较窄的纳米级RDX颗粒，其粒径d50可细化到46.7nm左右，其颗粒度分布宽度在0.6nm范围内。

The results show that the nanometer RDX particle with narrow size distribution can be prepared by high speed impinging method . The particle sizes ( d_ ( 50 )) can be comminuted to about 46.7 nm , and the range distribution of particle size is within 0.6 nm .

正负电子湮灭中粒子的快度分布

Particle Rapidity Distribution in e ~ + e ~ - Annihilation

人工冻土破碎块度分布的分形性质

Fractal Properties of Size-Frequency Distribution of Fragments of Artifical Frozen Soil

用连续损伤力学建立单次破碎后块度分布理论基础

Theory of fragment distribution in single fracture with continuous damage mechanics

高频电离层信道数据传输交错度分布

Interleaving Degree Analysis of Data Transmission System on HF Ionospheric Channels

堆石坝级配料爆破块度分布模型的研究

Blasting Fragmentation Forecasting Model for Concrete Panel Rock - fill Dam

岩石动态损伤块度分布的试验研究

Test and Study on Fragment Distribution of Rock Dynamic Damage

排土场废石块度分布的分形特征

Fractal characteristics of the particles size distribution in rock-disposal site

生物多样性与物种多度分布是群落生态学研究的核心内容。

Biodiversity and species abundance distribution are the essential contents of ecology .

高能不等核碰撞的末态粒子快度分布与流体力学模型

Rapidity distributions in unequal nuclei collision at high energies and hydrodynamical model

阐明了增长网络度分布概念。

The paper expounds the concept of degree distribution of growing network .