friction n. 1.摩擦,阻力。 2.倾轧,冲突,不和 (between)。 3.擦热皮肤。 moist friction【医学】湿擦。
dynamic adj. 1.动力的,动力学的;力学(上)的;动(态)的;起动的。 2.有力的,有生气的;能动的;(工作)效率高的。 3.【音乐】力度;强弱法的。 4.【医学】机能(上)的。 5.【哲学】动力论的,力本论的。 a dynamic personality 活跃的性格。 a dynamic atmosphere 生气勃勃的景象。 a dynamic population 动态人口。 n. 〔限指 dynamic〕 (原)动力;动态。 adv. -ally
Application study of dynamic friction tester 水平管内油气水三相流分流型阻力特性实验研究
Standard test method for measuring paved surface frictional properties using the dynamic friction tester 用动摩擦试验器观测路面摩擦特性的标准试验方法
The result displays that there is always a dynamic friction component in the presence of squeal 结果发现,在摩擦噪声发生的区域,摩擦力总是有动态成分。
4 . coeffcient of static friction is the same to coefficient of dynamic friction , can dispel low speed creeping , ensured the working precision 4静动磨擦系数相近,能消除低速度的爬行,从而保证机械的工作精度。
The result indicate the average value of static friction factor and dynamic friction factor for the central - left side is greater than the central - right side of runway 针对静摩擦系数或动摩擦系数,就所得结果跑道中心左侧区域之平均值大于右侧区域平均值。
It is because in the area with a larger coefficient of friction the dynamic friction components due to plowing and 7 iv asperities deformation are strongest 当摩擦系数较大时,摩擦力组成分量中的犁削分量和微凸体变形分量的动态成分最强,摩擦噪声必首先发生在该区域。
Paper and board . paper , board , corrugated board and their components . determination of the coefficient of static friction and ' estimation of the coefficient of dynamic friction dynamometer method 纸和纸板.纸张纸板和瓦楞纸板及其组成部分.静摩擦系数测定和动摩擦系数估算测力计法
According to the elaborate analysis on friction at home and abroad , a dynamic friction compensation method is proposed to compensate the system ’ s friction force at low velocity . a dynamic friction model is build and a friction observer is designed for ordinary position servo system 在对国内外研究现状进行深入分析的基础上,提出了系统低速运行时摩擦力的动态补偿方法,并针对常见的电液位置伺服系统建立摩擦模型、设计摩擦观测器。
Based on well knowing the friction mechanism , this paper absorbs advanced research results in this field , summarizes the strongpoint and insufficiency of traditional friction compensation methods , and proposes a dynamic friction compensation method according to a new friction model ( lugre friction model ) 本文在对摩擦机理深入了解的基础上,吸收了国内外在该领域的先进研究成果,总结了传统摩擦补偿方法的优点及不足,提出了基于新型摩擦模型(即lugre摩擦模型)的动态补偿方法。
Abstract : with the graphite content adjusted , a friction performanceexperiment is carried on the iron - base powder alloy brake material sample . the results show that the graphite increases with the decrease of the strength and the static friction coefficient of the material , while the dynamic friction coefficient increases correspondingly 文摘:调整铁基粉末合金刹车材料中的石墨含量,制成摩擦试样进行摩擦性能试验,结果表明材料中石墨含量增加,其强度会随之下降,摩擦系数也随之下降,而动摩擦系数则随之上升。