1) dynamical system
动力体系
1.
Here X is a metric space,(X,R,f) is a dynamical system,ω(x)={y∈X:t_n→∞,f(x,t_n)→y},[E] is the closure of E in X,and a set A attracts a point x means dist(f(x,t),A)→0 as t→∞.
于此,X为一度量空间,(X,R,f)为一动力体系,ω(x)={y∈X: tn→∞,f(x,tn)→y},而一集A吸引点x意为dist(f(x,t),A)→0,当t→∞。
3) fluid dynamic system
流体动力系统
1.
According to the pressure and salinity of pore fluid and driving forces and styles of fluid flow,the fluid dynamic systems in Dongying Depression are divided into three types including high-middle salinity fluid dynamic system with overpressure,low salinity fluid dynamic system with hydrostatic pressure,freshwater fluid dynamic system with hydrostatic pressure.
根据东营凹陷地层孔隙流体的压力、盐度以及运移动力和流动样式,划分出3个流体动力系统:静水压力-低压淡水流体动力系统、静水压力低盐度流体动力系统、超压高-中盐度流体动力系统。
2.
The Ludong area in the Junggar Basin can be divided vertically into two petroleum migration-accumulation fluid dynamic systems: the abnormal deep high-pressure system and the normal middle-shallow low-pressure system.
在准噶尔盆地陆东地区 ,纵向上存在两个流体动力系统 ,即下部高压流体动力系统和中上部正常 -低压流体动力系统 ,对下部高压流体动力系统 ,流体包裹体均一温度可用来确定油气成藏期 ,而对中上部正常 -低压流体动力系统 ,流体包裹体均一温度不适于用来确定油气成藏期 ,这主要由包裹体捕获时的流体动力学环境和相态不同所致。
3.
Taking an example of Yinggehai and Dongying basins, this paper discuss the characteristics of fluid dynamic system in muddy fluid diapiric typed and salt diapiric typed basins.
流体动力系统是盆地流体分析中的核心问题。
4) fluid dynamic systems
流体动力系统
1.
It is emphasized that for different types of fluid dynamic systems,the mechanism of oil and gas pools formation is different,and then,studies on these different types of fluid dynamic syst.
阐述了油气成藏流体动力系统分析的基本原理，把油气成藏流体动力系统分为重力驱动型、压实驱动型、滞流型和封存型四种类型。
2.
The concept of oil and gas migration and accumulation fluid dynamic systems as well as a classification of four system types, including gravity-driven flow, compaction-driven flow, fluids compartment and no_flow are presented.
提出了油气成藏流体动力系统的概念和重力驱动型、压实驱动型、流体封存型及滞流型油气成藏流体动力系统类型的划分方案。
5) multi-body system dynamics
多体系统动力学
1.
Suspension virtual prototype database based on multi-body system dynamics;
基于多体系统动力学的悬架虚拟样机库
2.
Application of co-simulation based on multi-body system dynamics and finite element method in coupled vibration research between vehicle and bridge
基于多体系统动力学和有限元法的联合仿真在车桥耦合振动研究中的应用
3.
Generalized mass modeling of multi-body system dynamics based on SOA theory
基于SOA理论的多体系统动力学广义质量建模
6) multibody dynamics
多体系统动力学
1.
To get the purpose of building the dynamics analysis model of the whole set of engine quickly,based on the multibody dynamics analysis software ADAMS2005,through secondary development,a set of universal program is compiled using CMD command stream.
为实现快速建立发动机整机动力学分析模型的目的,基于多体系统动力学分析软件ADAMS2005,通过二次开发,利用CMD命令流编制了一套通用程序,增加了一些便于用户操作的交互界面,建立了一系列必要的建模向导,简化了人为建模的繁琐步骤,使部分建模过程自动实现,完成了通用的发动机多体系统动力学模型的建立流程。
补充资料：动力机械：内燃机动力学
研究内燃机运转中的力学现象的科学。其主要任务是研究分析内燃机运转时各主要零件的运动规律及其受力情况﹐用以作为内燃机零件设计﹑计算的依据。它还研究这些力对内燃机动力装置的影响及其消减方法。内燃机动力学的主要内容为曲柄连杆机构运动学﹑曲柄连杆机构动力学和内燃机平衡分析等。
曲柄连杆机构运动学 研究曲柄﹑连杆﹐尤其是活塞的运动规律。活塞作周期性往复运动时的位移
、速度
和加速度
可用下述各式近似求算
式中为曲轴转角﹔ 
为曲轴旋转角速度﹔
为曲柄半径﹔
为曲柄半径 与连杆长度
之比﹐即 ＝ /
曲柄作回转运动﹐连杆作复杂的平面运动。连杆的运动往往被简化分解为随活塞组的往复运动和随同曲柄的旋转运动。
曲柄连杆机构动力学 研究分析曲柄连杆机构(见曲柄滑块机构)在运动中力的生成﹑传递和输出。作用在曲柄连杆机构上的力有曲柄连杆机构运动时产生的往复惯性力和离心惯性力﹐以及内燃机气缸内的气体压力。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条