Reasons for the printing adhesion of PVC rolling film and its improvement;
PVC压延膜印刷粘着现象的原因及改进
Experimental investigation of adhesion characteristics of cleavage mica surfaces with a liquid layer;
液体介质对解理云母粘着特性影响的实验研究
Experiment research on wheel/rail adhesion characteristics for high speed railway;
高速轮轨粘着机理试验研究
Results show that the wear rate of O'-Sialon-ZrO2-SiC is much less than that of stainless steel at the testing condition, and main wear mechanism of the unlubricated friction is adhesive wear.
研究表明,在实验条件下,O′-Sialon-ZrO2-SiC复合材料的磨损率远低于不锈钢的磨损率,O′-Sialon-ZrO2-SiC/不锈钢摩擦副间的磨损机制主要是粘着磨损。
It is found that the wear mechanism between O '-sialon-ZrO 2-SiC composite and stainless steel is mainly of adhesive wear under dry condition.
室温干摩擦条件下,磨损机制以粘着磨损为主。
It has been found that the wear mechanisms of O′ Sialon ZrO 2 SiC composite/1Cr13 steel pair were dominated by adhesive wear and abrasive wear under dry sliding, while the fluctuation of the friction coefficient was large.
结果表明:在600 ℃干摩擦条件下, O′ Sialon Zr O2 Si C 复合材料的磨损质量损失远低于1 Cr13 钢的磨损质量损失; O′ Sialon Zr O2 Si C 复合材料/1 Cr13 钢摩擦副的摩擦系数波动较大,磨损机制以粘着磨损和磨粒磨损为
The contact mechanics model is established and the relation of the adhesion to the normal forces is simulated.
以JKR接触理论和GW粗糙表面模型为基础,将聚氨酯表面与光滑蓝宝石球的接触作为点接触,与玻片的接触看做是多个凸峰与光滑平面的接触,建立接触力学模型分析粘着力与法向力间的关系。
When the ratio of polyol and diphenylem-thanediisocyanate is 1:2, the adhesion between rough surface and samples reaches its maximum.
结果表明,聚氨酯的化学成分对其粘着性能有重要影响,在多羟基化合物与MDI(二异氰酸酯)的组分比为1:2时,粘着力最大。
For the special robot's foot design based on imitating the gecko's foot, the characteristics of adhesion and friction of 4 samples of polyurethane were tested.
结果表明,负法向力(即粘着力)随法向力的增加而呈对数规律增加;在负法向力下,切向力随负法向力的增加而线性增加;在一定负法向力下,切向力随初始法向力的增加按对数规律增加。
A formula of active earth pressure on retaining wall was proposed which considers the cohesion force on sliding plane and the adhesive force on interface of soil and retaining wall.
考虑滑裂面上填土的粘聚力及填土与墙背接触面上的粘着力,推得了粘性填土挡墙上的主动土压力计算公式。
Based on the numerical method for the contact of wheel and rail with a water medium, a numerical method of analyzing the adhesive force between high speed wheel and rail with a water medium is developed under the condition of neglecting the part of traction forces transferred by the water medium.
借助于水介质作用下轮轨接触的数值解法 ,在忽略了由水介质传递的轮轨牵引力的条件下 ,建立了高速轮轨水介质粘着力的数值分析方法。
in this paper, the generating principle of the tractive force and the brake power as well as their relationship to the adhesive force are analysed based on the mechanics theory.
本文根据力学原理分析了牵引力和制动力产生的机理,以及两者与粘着力的关系,得出牵引力和制动力的相同与不同之处,并提出应试验研究“计算最大制动力的粘着系数计算公式”。
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