Compared with the usually steady operating conditions, the exhaust emissions and fuel consumption of gasoline engine under transient operating conditions are much more, which limits automobile dynamical characteristic and fuel economic characteristic on a certain degree.
与通常的稳态工况相比,汽油机在非稳定的瞬态工况下工作时,其排放量和燃油消耗量较大,在一定程度上制约了汽油机动力性和经济性的提高。
参考来源 - 汽油机瞬态排放特性的实验研究Simulation and experimental research on dynamic characteristic of system is carried out based on Karnopp“stick-slip”model. The influence rule on dynamical characteristic is obtained which is aroused by normal pressure, friction coefficient and rotary inertia.
为了减少摩擦驱动过程中,微观滑移、非线性等因素对定位系统的动态性能的影响,优化控制系统的控制参数,建立了系统的动力学模型与方程,并基于Karnopp“粘滞——滑移”模型对系统的动态特性进行仿真、实验研究,得出正压力、摩擦系数、转动惯量等参数变化对位移输出的影响规律。
参考来源 - 大行程高精度微进给系统的研究We analyze the influence of exerting Prestressing on its dynamical characteristic of this structure.
分析预应力的施加对该结构静力性能的影响，及影响程度。
参考来源 - 张弦空间桁架的静力性能及稳定性分析·2,447,543篇论文数据，部分数据来源于NoteExpress
The mechanism design, manufacture precision and dynamical characteristic of paper delivery system directly affect the printing speed and precision.
递纸机构的结构设计、制造精度、运动和动力学特性将直接关系到印刷机的印刷速度和套印精度。
The main research of this paper is the dynamical characteristic and the finite element imitation of the full suspended whole set electronic belt weighing conveyor.
本论文以全悬浮整机式电子皮带秤的动力特性研究和有限元模拟为主要研究内容。
Based on the analysis of local and global constraint of NURBS curve and dynamical characteristic of machine tools, a self-adaptive interpolation algorithm is developed.
在已有研究的基础上，本文提出了基于NURBS曲线局部性态和全局性态以及机床动力学特性的自适应插补算法。
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