By complicating the understanding of viral evolution, the new findings also promise to help inform transmission dynamics and the ways in which viruses move among different host species.
这项新发现让病毒的进化方式变得更加令人费解，同时也有助于解释传输动力学和病毒从一个宿主感染给另一个宿主的方式。
Methods The transmission dynamics models of deterministic SIR model and SEIDR model were used to analyze the process of SARS transmission and estimate the effect of implementation of control measures.
方法用确定性的SIR模型和SEIDR模型等传播动力学数学模型对SARS流行过程进行估计与分析。
To increase knowledge of vectors, animal reservoirs and the modes and dynamics of transmission of communicable diseases.
增加传染病传播的媒介、动物宿主以及模式和动态的知识。
The gear transmission system dynamics model was analyzed according to the gear transmission principles and a dynamics method based on gear contact calculation was given.
从齿轮传动的基本原理出发，系统地分析了多轴齿轮传动系统的动力学模型原理，提出了基于齿轮副接触算法的动力学仿真模型。
Transmission chain of gun servo system has backlash, it is one of the important factors that affect dynamics performance and stable precision of gun system.
火炮伺服系统传动链存在传动齿隙，齿隙是影响火炮伺服系统动态性能和稳态精度的重要因素之一。
As a supporting of automobile and road surface and transmission unit, its dynamics characteristic influences the movement performance of the automobile directly.
作为汽车与路面的支承和传递单元，它的力学特性直接影响汽车的运动性能。
In this paper, the dynamics research of waist structure has been researched by the method of transmission matrix.
本文用传递矩阵方法对带腰架结构的动力性态进行研究。
The dynamics analysis is done and the timely controlling plan is puted forward for cooling bad transmission system in this paper.
本文对冷床传动系统进行了动力学分析，并提出了适时性控制方案，为解决冷床的启停运动方式提供了依。
According to couplings' structure and operating principle, it analyzed the drive system dynamics with coupling, described the transmission process of torque, and showed the dynamical signal flow.
根据液力耦合器的结构和工作原理，分析了液力耦合器辅助启动时驱动装置的力矩传递关系及数学模型，并以动态信号流程图的形式进行直观表达；
Based on the theory of workflow management system, the multi-degree-of-freedom dynamics analysis and management platform of gear transmission system has been established.
基于工作流管理系统的理论基础，建立了齿轮传动系统的多自由度动力学分析管理平台。
Therefore, this article will study the dynamics and control strategy of vehicle traction and braking systematically by considering the transmission system and the electromechanical coupling relations.
因此，本文将从考虑传动系统及机电耦合的角度，对高速列车牵引制动控制及其动力学特性进行深入的研究。
Letting the links on or off timely and setting their properties, the simulated network can sufficiently embody the mobility, dynamics and large transmission delay of satellite network.
通过对通信链路定时通断及其属性的设置充分体现了卫星网络的移动性、动态性和传输时延大等特点。
The starting and shifting dynamics models for double clutch transmission (DCT) are built, and linear quadric optimal control theory is used to study the engaging and disengaging laws of clutch.
建立了双离合器式自动变速器起步、换挡动力学模型。利用线性二次型最优控制理论研究了离合器接合、分离规律。
This dissertation primarily represents the study of in multi-degree-of-freedom system dynamics and structural dynamics analyses of an aeronautic gear transmission.
本文主要在齿轮传动系统的多自由度系统动力学及其主要传动件结构动力分析两个方面进行了论述和研究。
Based on the theory of elastic dynamics, using the governing equation of thin plates, the reflection and transmission of flexural wave in thin plates with an array of periodic cracks were studied.
本文基于弹性动力学理论，分析研究了含有横向周期裂纹的平板中弯曲波的反射与透射问题。
How are the dynamics of the European power generation and transmission industry set to change over the forecast period?
欧洲的发电·供电产业的动态连续预测期间预测将如何变化？
The numerical simulation on aeolian vibration phenomenon of the transmission line is implemented by using computational fluid dynamics (CFD) method.
不仅通过流体动力学计算再现了经典风洞实验结果，而且对微风振动的自限性机理进行了深入探讨。
The static equilibrium position form-finding is the premise of the dynamics analysis of the transmission line, and the precision of the form-finding will materially affect the resultant analysis.
输电线静态平衡位置找形是动力学分析的前提，找形精确与否对后续分析结果有很大影响。
The static equilibrium position form-finding is the premise of the dynamics analysis of the transmission line, and the precision of the form-finding will materially affect the resultant analysis.
输电线静态平衡位置找形是动力学分析的前提，找形精确与否对后续分析结果有很大影响。
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