Effect of load and sliding speed on wear behaviour of copper alloy;
载荷与滑动速度对铜合金磨损的影响
In order to investigate the behavior of metal's wear in coupling of rolling and sliding,GCr15 steel's frictional wear was studied using an M2000 experiment machine,by measurring the roughness of surface,and mass.
为了研究滑动对GCr15钢磨损失效行为的影响,在M-2000型摩擦磨损试验机上分别进行了纯滚动和滚动与滑动耦合的摩擦磨损试验,用表面粗糙度仪测量了试样在不同磨损阶段的表面形貌,用称重法测量其磨损量。
The friction and wear behavior of brush plated Ni W(D) layer on Cr12MoV steel in oil lubrication sliding against AISI 1045 steel at various loads was evaluated with an MM 200 friction and wear test rig in a ring on ring configuration.
研究了 Ni- W( D)合金刷镀层在不同载荷下的滑动磨损特性 ,用扫描电子显微镜观察试样磨损表面形貌 ,用铁谱仪和流体光谱仪分别分析磨屑的尺寸和成分 。
The slippage of the armor fiber optic cable steel wire level has great influence on the SOFC s tensile strength.
海底光缆铠装钢丝层之间的滑动对于海底光缆的拉伸强度有重要影响,分析这种滑动产生的原因,提出控制滑动的一些方法,并建立相应的结构参数优化模型。
The slippage between the armoring steel wire layers in a submarine optical fiber cable(SOFC) causes important influence to the tensile strength of the SOFC.
海底光缆铠装钢丝层之间的滑动对于海底光缆的抗拉强度有重要影响,分析了这种滑动产生的原因及其影响,提出了控制滑动的一些方法,并建立了相应的数学模型。
First,there are two main movement patterns,slide and roll.
通过现场观察和模型试验,研究了粒状碎屑溜砂坡平面上砂粒具有滑动、滚动和滑动-滚动相互转换的运动方式;砂粒运动具有牵引式和推动式的力学特征。
The representative of actual landslide with laboratory results leaves relatively large errors,even great falsehood,sometimes.
目前,人们常常借助实验室对边坡滑动的机理进行模拟分析,从而得出各种各样的滑坡模型,这些模型各有千秋、难分伯仲,在适用性方面也各有所长,实践发现,用实验室模型研究成果来代表实际滑坡的代表性误差有时会相当大,甚至有时会出现很大的谬误。
Suitable techniques are proposed for frequent engineering quality probleme of retaining wall, including techniques of resistance to overtum, slide, sink and water damage, in order to insure building quality of gravity retaining wall.
针对挡土墙常见的工程质量问题，提出了应变的技术：其中介绍了抗倾覆、抗滑动、防沉陷和防水毁的技术，以此确保重力式挡土墙的建筑质量。
he problems in the customary slipping continuous draw in the theory designing process are analysed.
本文分析了传统的滑动式连续拉拔配模设计理论的存在问题，提出了＂线速增量大于盘速增量＂作为配模设计的新理论，并论证了其可靠性。
WC/Cu slip electrical contact materials were fabricated with powder metallurgy to improve the properties of electrical contact materials such as electric and thermal conductivity.
为了提高电接触材料的导电、导热等性能,笔者采用粉末冶金溶渗技术制备出WC/Cu滑动电接触材料,并对其显微组织和性能进行了系统研究。
Then some special motions are discussed in detail,and the influence of slip on the kinematic model accuracy is analysed.
最后分析了实际存在的滑动对模型的影响 。
The main points of the design and construction of the slipping rigid water-proof roof are introduced in the aspects of theoretical bases, design plan detail structure.
本文概述了刚性防水屋面的发展简况，从理论依据和设计方案、细部构造和配筋计算以及材料强度和施工技术等方面介绍了整体滑动刚性防水屋面设计和施工的要点；最后将它与传统的常用防水屋面进行了经济比较，并提出适当增加屋面工程造价的必要性。