本文主要讨论了离散的阶段结构传染病模型。
In this paper, a discrete stage-structured epidemical model is proposed and studied.
本文主要讨论了离散的阶段结构传染病模型。
Objective: Study the expression form of the discrete function of gray model.
通过对某型号发动机试样阶段结构可靠性实例分析，得出了较满意的结果。
And a more satisfied result is obtained by analysing the living example of the structure reliability for some solid rocket motor at the test sample stage.
单元测试阶段结构覆盖测试往往要求语句覆盖率和分支覆盖率均达到100%。
In the unit test stage, it is often required that sentence coverage rate and branch coverage rate all up to 100% in the structure coverage test.
对具有阶段结构的单种群模型实施了三种诱导控制，分别找到了相应的诱导控制区域。
Three different induction control are exerted on a single-species model with stage structure. The corresponding induction control domains are got.
用此方法对某型号发动机试样阶段结构可靠性进行了实例分析，得出了较满意的结果。
By using it, structure reliability of the some motor in its preproduction model stage has been analyzed and the more satisfied results obtained.
研究具有非线性生育率的阶段结构系统，得到了该系统平衡点全局稳定性的充分条件。
This pape probes to the stage-structure systtm with nonlinear fertility rate, making clear the ample conditions of the systtm's global stability of the equilibriums.
讨论了具有阶段结构的SIS传染病模型，给出了传染病最终消除和成为地方病的阈值。
In this paper, the sis epidemic model with stage structure consisting immature and mature is considered. The threshold is founded which the epidemic will become endemic or die out.
在第二章，我们研究了密度依赖生育脉冲对单种群阶段结构离散模型的动力学行为的影响。
Firstly, we propose and study the single-species discrete population model with stage structure and birth pulses.
现阶段结构风工程的主要研究手段主要有现场实测、风洞试验、理论分析和计算风工程四大类。
The existent methods of research on structural wind engineering include measure on the spot, test in wind tunnel, analyze in theory and calculating wind engineering.
斜拉索的索力合理与否直接决定了斜拉桥施工阶段结构的受力安全和成桥后结构内力的合理分布。
Rational cable force can guarantee the structure safety in construction and make the structure's internal force reasonable after construction.
研究了一个具有阶段结构，脉冲生育及在固定时刻对其喷洒杀虫剂的害虫种群模型的动力学性质。
We investigate the dynamic behaviors of a stage-structured pest population model with birth pulse and impulsive spraying pesticide at fixed time.
在结构寿命的初始阶段——施工阶段结构的风险概率最大，如果处理不当，很容易导致安全事故的发生。
On the early stage of the structural life-construction, the structural risk probability gets the maximal point. The safety accident will happen if the unseemliness way is adopted.
对流云回波带在初生、成熟和消散三个不同的演变阶段结构特征不同，下垫面对回波带的演变有一定的影响。
Echo band consisting of convective clouds has different echo structure in different evolution stages. Water surface and mountains have an effect on it's evolution.
讨论了一类带有扩散和具有阶段结构与时滞的两种群捕食系统，分析了该系统的非负不变性、边界平衡点性质及全局渐近稳定性。
A system of retarted functional differential equations as a predator-prey model with stage structure and dispersion is discussed. Conditions for global stability of the system are given.
构造了一个具有阶段结构的捕食—食饵模型，并研究了庇护所效应对于该系统平衡点的稳定性、平衡密度及其种群长期续存的影响。
This paper studied the effect of prey refuges on the stage-structured predator-prey model with two life stages-immature and mature, and with a mature prey using refuges.
测试集结构应当与下一个阶段对应，也要同质量结果对应。
The test suite structure should correspond to this next phase, as well as the quality results.
下一个阶段包括对于组织的最初项目组合结构的定义和填充。
That next stage consists of the definition and population of the initial portfolio structure for the organization.
解析阶段在记号列表的基础上创建任意的树结构。
The parsing stage creates arbitrary tree structures on the basis of token lists.
“复制项目”命令复制项目的结构，例如，角色定义，阶段和迭代，工作配置。
The "Copy project" command copies the structure of the project, such as the role definitions, phases and iterations, and work configurations.
基线通常是在重要的阶段或者结构开发的关键时期创建的。
A baseline is usually created at a significant phase or milestone of architecture development.
在JVM中，装入阶段为类对象提供了非常基本的内存结构。
Within the JVM, the loading process gives a very basic memory structure to the class object.
在这一阶段，我们谈论的是纯粹的内容和结构。
At this stage, we're talking about pure content and structure.
IT体系结构方面的差距在之前的阶段中标识，可与业务体系结构一起作为输入信息，用于定义企业将来的IT体系结构。
Gaps in the it architecture, as identified in the previous phase, are used as input, along with the business architecture, to define the future it architecture for the enterprise.
注意，增加这一个智慧与在项目生命周期的结尾阶段获得参考体系结构的成果是不同的。
Note that adding this wisdom is different than harvesting assets for the reference architecture at the end of a project lifecycle.
土木工程师建造桥梁和其他结构的数学模型，从而在进入昂贵的实际建设阶段之前计算出所设计的结构能够承受多大的重量和压力。
Civil engineers build mathematical models of Bridges and other structures to calculate how much weight and stress they can bear before committing to an expensive construction phase.
游戏基础结构提供商正在从无拘无束的公司过渡到电子商务企业，本文要讨论的就是在这个阶段中涉及的基础结构问题。
So that's what I discuss in this article: The infrastructure issues involved in the transition of game infrastructure providers from the free-spirited arena to the e-business enterprise.
首先，正如前面所描述的，您必须在您的体系结构和设计阶段作出合适的决定。
First, you must make good decisions during your architectural and design phases as described above.
与其他子系统的优化工作不同，实际上在构建系统的体系结构设计阶段就应该开始进行磁盘I/O 优化。
Unlike the tuning of other subsystems, tuning disk I/O should actually be started during the architectural phase of building your systems.
与其他子系统的优化工作不同，实际上在构建系统的体系结构设计阶段就应该开始进行磁盘I/O 优化。
Unlike the tuning of other subsystems, tuning disk I/O should actually be started during the architectural phase of building your systems.
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