We adopt two kinds of small world model and scale free BA model to construct the beam transport network.
本文采用两种小世界模型和无标度模型构造出了束流输运网络。
An improved BA model is presented which takes into account of adding either nodes or edges and deleting edges in the evolving networks.
该模型更全面地考虑了网络演化过程中加边、加点和去边三种事件。
A mathematical model is proposed to describe random network which has the same marginal distribution and the boundary condition as BA model.
给出一种严格的数学模型描述随机网络，该模型与BA模型有相同的边际分布和边界条件。
Started from exponential growth of scale-free network, the analytic and simulated results of the modified BA model are presented in the paper.
从无标度网络指数式演化的角度，给出了BA修改模型的解析结果和数值模拟。
Based on the development mechanism of BA growing networks, an extended BA model about product market and choice behavior of customers is proposed.
基于BA生长网络的形成机理，提出产品市场和顾客选择的BA扩展模型。
In this paper, we proposed a mathematical model to describe random network which has the same marginal distribution and the boundary condition as BA model.
本文给出一种严格的数学模型描述随机网络，该模型与BA模型有相同的边际分布和边界条件。
A common property of many large networks is that the vertex degrees follow a scale-free power-law distribution, the BA model features two generic mechanisms: the networks expanding and the pref.
实际网络中节点分布的一个广泛特征是度的无标度幂率分布，BA模型认为形成这种特征的两个主要因素是网络增长和节点间的偏好连接。
This model could be used to explain the magnetization reversal mechanism of the oriented Ba ferrite particulate media.
此模型可用来解释取向钡铁氧体磁粉介质的反磁化机理。
Objective: To investigate the way of the second period-treatment for mandible outmoded fracture on the ba-sis of model surgery.
目的：探讨在模型外科指导下，对下颌骨多发性骨折一期手术失败病例进行二期治疗。
This research indicates that application of modified SCS model in forecasting floods quickly and accurately is feasible in the small ba…
本研究表明修正后的SCS 遥感水文模型，对我国东部中小流域进行快速、准确洪水预报是可行的。
The method can ba applied to the atmospheric circulation model to calculate the heating rate.
文中给出的参数化方法可直接应用于大气环流模式计算臭氧吸收太阳辐射的加热率。
Some kinds of computer animated-drawing technology ba sed on human-body model are introduced. It offers a new thinking for the analog ue animated-drawing of the human-body model.
介绍了几种基于人体模型的动画技术，为人体模型的动画模拟提供一条新思路。
In September 2007, Airbus issued a "service bulletin" suggesting that airlines replace the AA pitots with a newer model, the BA, which was said to work better in ice.
2007年9月，空客公司宣布，一个“技术服务公告”建议将所有的AA皮托管更换成新型的BA型皮托管，BA型皮托管被认为能更好的应对结冰的问题。
In September 2007, Airbus issued a "service bulletin" suggesting that airlines replace the AA pitots with a newer model, the BA, which was said to work better in ice.
2007年9月，空客公司宣布，一个“技术服务公告”建议将所有的AA皮托管更换成新型的BA型皮托管，BA型皮托管被认为能更好的应对结冰的问题。
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