作模型用的

Two different murine models (IFN γ or IL 4 gene knockout C57BL/6 mice,15 mice each strain) were contagiously infected with P.carinii by cohousing with P.carinii positive mice for 3,5,7 weeks as well as 15 gene un knockout C57BL/6 mice for infection control group.

分别用IFN γ或IL 4基因敲除的C5 7BL 6小鼠(各 15只作为动物模型)与未经基因敲除的C5 7BL 6小鼠(15只作感染对照组)，以密切接触的方式，使小鼠自然感染卡氏肺孢子虫；同时设非感染组 15只小鼠作阴性对照。

In order to solve the theoretical backlash problem of the teeth, which is crucial to the number of actual contact pairs of teeth in the research on multi teeth contact of crown gear coupling , the theoretical backlash of teeth flank with the concept of backlash angle is first time defined and described in the paper, and the minimization model of its variables is set up.

为解决鼓形齿联轴器多齿接触研究课题中的实际接触齿对数的关键技术轮齿理论间隙的问题，首次用间隙角的概念对轮齿理论间隙作了定义和描述；建立了该变量的极小化模型；对一鼓形齿联轴器作了实际优化计算，得出了鼓形齿联轴器多齿接触研究中计算实际接触齿对数所需的不同啮合状态下的最小间隙角

Meanwhile, the outlets of the system are predicted by the feedback adjusting method. According as whether the system response is in the range of the error band and whether the model prediction output exceeds this error band.

同时，用带反馈校正的模型预测作系统输出预测，根据系统响应和系统预测值是否在给定误差范围内来共同决定控制量在限幅值与内模控制器输出值之间进行在线智能切换。

An asynchronous staggered iteration FEM method with explicit difference scheme is suggested to solve solid-liquid coupling dynamic elastoplastic problem.

提出了一个新的次塑性模型并用试验作了初步验证，建议用异步交叉迭代显式差分有限元求解固液耦合动力弹塑性问题。

We use Hodges-Lehmann statistic to do significance test for those factors. The multiplication model is applied in the quantitative analysis and weighted least squares method is introduced to solve the multiplication model. Although the matrix of coefficients is not of full rank and the solutions of the multiplication model are not unique, we prove that all those solutions are equivalent in some sense.

本文用Hodges-Lehmann统计量对风险因子作显著性检验，将乘法模型用于数据修匀和风险因子的定量分析中，并提出了用加权最小二乘法求解风险因子的风险度量，在系数矩阵不满秩、解不唯一的情况下证明了所有解在某种意义下的等价性。

With the help of bivariate entropy function, another programming is obtained and It's then proved that the solution of primal problem can be approximately obtained by solving a series of such programming.

这篇文章的求解是基于最大团问题的一个超方体约束下的二次规划模型，首先用二元熵函数作辅助项得到另外一个优化模型。

To study the influence of this damper configuration to aeromechanical stability, some work has been done in this thesis. First, dynamic equation of the rotor-hub system was modeled with the generalized Hamilton principle, which can be used to analyze the stability problem in different conditions like on-ground, hovering and flight. When fastening the fuselage, the model can also be used to analyze the stability problem of isolated rotor system.

为了研究这种新型布置减摆器对直升机稳定性的影响，本文所作研究工作如下：首先，本文利用广义的Hamilton原理建立了适用于不同状态的旋翼/机体耦合系统的动力学模型，该模型中将机体固定可以用来分析孤立旋翼的稳定性问题。

Due to the complexity of the cell jitter, the NonSynchronous Tining Recovery methods are currently not mature With the emphasis being given to the Class A CBR traffic, this paper analyzes the performance of the queueing delay and cell jitter at the source node and intermediate nodes, and discusses the Source Timing Recovery at the destination node in ATM networks Firstly, this paper presents a description of the cell jitter of CBR traffic, and gives the definitions of two kinds of cell jitter regarding the Source Timing Recovery for CBR traffic Then, by using exact mathematical models and analysis methods, this paper analyzes the impact of the factors, such as the capacity of the queueing buffer, the randomness, the deterministic nature and the correlation in cell arrivals of the background traffic sources, on the queueing delay and cell jitter performance of the CBR traffic through Statistical Multiplexitng To obtain an insight into the power spectral distribution and look for better schemes for the depression and filtering of the cell jitter, within the analyses we succeed deriving the power spectrum of the cell jitter for CBR traffic Hence, not only the power spectral distribution of the cell jitter can in the frequency domain be qualitatively understood, but also can the rms (root-meansquare) value of the cell jitter be quantitatively obtained so as to more accurately measure the amplitude of the jitter In the end-to-end performance analysis of the queueing delay and cell jitter, we propose a kind of quasi-periodic cell stream model to characterize the jittered CBR traffic, and present an initial queueing analysis of the CBR traffic following such a model at a generic intermediate node Additionally, we briefly discuss the buildout/playout and Source Timing Recovery functions of the destination node Finally, regarding the Source Timing Recovery of CBR traffic, this paper systematically discusses several important principles of the cell jitter filtering and depression reported in the literature, introduces several implementation schemes of the Source Timing Recovery e.

由于信元抖动的复杂性，非同步定时恢复方法目前还很不成熟。本文针对A类CBR业务流在ATM网络源节点和中间节点的排队时延和信元抖动性能，以及在目的节点的源定时恢复问题作了较为全面的研究。首先，文中描述了CBR业务流的信元抖动，并具体地给出了两种与CBR业务源定时恢复有关的信元抖动的定义。然后，采用了精确的数学模型和分析方法，有针对性地分析了业务背景中信元到达的纯随机性、确定性和相关性以及排队缓存器容量等因素对CBR业务流经过统计复用后的排队时延和信元抖动性能的影响。为了了解信元抖动的功率频谱分布和寻求更好的抑制和滤除抖动的方法，在性能分析中，我们成功地完成了CBR业务流信元抖动的功率谱分析，使得不但可以从频域定性地认识信元抖动的能量分布特性，而且还可以定量地求出信元抖动的均方根值(rms：root-mean-square)，以更为准确地衡量抖动的大小。在CBR业务流的多节点端-端排队时延和信元抖动性能分析中，我们提出了一种准周期性(quasi-periodic)信元流模型来描述感染了信元抖动的CBR业务流，并基于这一模型进行了CBR业务流中间节点的初步排队分析。

T35-11 Axial Flow- Blast Fan is a new generation product which was designed out after analyzing and comparing to the similar products abroad as well as experimenting and with model. This T35-11 Axial Flow-Blast Fan is remarkable of its high efficiency and low noise, and can be used in Industrial and Mining Enterprises, storehouses, offices and civil buildings for ventilating or facilitating heating system. The axial fan can be used as a fan when removing its housing and also can be installed in series connection inside the long exhaust pipeline to enhance wind pressure.

T35-11轴流式通风机是对国外同类产品进行分析对比，通过模型试验研究后设计的新一代轴流式通风机，具有效率高、噪声低的显著特点，可用作一般工矿企业、仓库、办公室、民用建筑内通风换气或加强暖气散热之用，若将机壳去掉，则可作自由风扇用，也可在较长的排气管道内隔串联安装以提高管道中的风压。

This paper studies the space-charge effect of intense current in electrostatic accelerating tube based on 5 hypothese, including the potential distribution in and out beam, the impact on the axial potential by space charge and the transport of intense current.

对一种工业用大功率电子加速器(450kW)的加速管中的空间电荷效应作了5点假设，建立了物理模型。对模型的束内外径向电位分布、空间电荷对轴上电位的影响，以及空间电荷力对束流传输的影响等进行了理论分析，得到了束内径向电位分布。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了