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- dynamic contact effect 动力接触效应
- The effect of plasma treatment on the wetting property of the polyester/cotton blended fabric was analyzed using the hygroscopic capacity/time curve plotted by means of CDCA-100F dynamic contact angle fiber tension-meter. 利用CDCA-100F动态接触角和界面张力仪所绘制的吸湿量与时间曲线分析涤棉混纺织物润湿性的变化。
- As the content of BMA increases, the melting point, enthalpy of fusion, dynamic contact angle of copolymer rise. 梳形聚合物的熔点、焓值及静态接触角随着共聚物中BMA含量的升高而升高。
- The nonlinear dynamic response of piping with gapped supports is analyzed by the finite element method for the dynamic contact problem. 用动力接触有限元法对带间隙支座的管系非线性动力响应进行分析。
- The study showed that ANSYS/LS-DYNA software is a very useful tool for analyzing dynamic contact problems of rolling bearings in motion process. 研究表明,AN-SYS/LS-DYNA是分析轴承运转过程动力接触问题十分有效的工具。
- This was done by measuring the Dynamic Contact Angle(DCA)in water and by performing Electron Spectroscopy for Chemical Analysis(ESCA)on the pulp fibres. 通过测量水中的动态接触角(DCA)和浆中纤维的电子光谱来检测。
- Simulation results show that vertical dynamic contact force is some two times of static wheel load F0, which agrees well with the present spot test result. 通过分析发现,车轮和轨道之间的竖向动态接触力大约是静轮载的2倍,与已有的现场试验结果基本吻合。
- Five effects of embedment depth,namely,Gibson effect,trench effect,side-wall contact effect,retaining wall effect and floating foundation effect,are analyzed. 首先分析了埋深基础的5个效应:Gibson效应、壕沟效应、边墙摩擦效应、挡土墙效应以及浮基效应;
- By using a dynamic contact analysis,a finite element model is developed to calculate the response of composite laminates to low velocity impact.A numerical example is given. 利用动力接触分析方法模拟冲击的接触行为,提出了一种新的计算复合材料层板低速冲击响应的有限元模型。最后给出一个算例。
- The contact effects of celery j uice and different concn.of celery extracts by ethanol on drosophila were all0. 芹菜原汁及不同浓度的芹菜乙醇提取液对果蝇的触杀效果均为0。
- To contact effectively and efficiently with external resources in supporting to consultants to achieve the projects timeframe with good quality. 协助顾问高效率完成内部与外部沟通,以确保项目按时按质完成。
- Uses dynamic contact FEM to analyze impact and collision of hammer to foundation soil in the dynamic compaction, establishes the contact relation between dynamic contact force and speed. 采用动力接触有限元法分析强夯中夯?对地基土的冲击碰撞过程,建立动接触力与速度之间的接触关系式。
- Abstract: When plastic FEM is used to numerically simulate the process of sheet metal forming, handling of dynamic contact interface conditions between the workpiece and its dies is needed to obtain credible computational results. 文摘:采用塑性有限元法对金属板料成形过程进行数值模拟时,为获得可信的计算结果,需要对工件与模具间动态接触边界条件进行处理。
- Contact effect on dynamic response of stiffened laminates with a delamination 含分层损伤复合材料加筋板动力响应分析接触效应
- In the mechanism analysis of consolidation of foundation soil by heavy tamping method, the dynamic contact stress calculation of hammer bottom and foundation surface is the key technical problem. 摘要在强夯法加固地基机理的分析中,夯?底部与地基表面的动接触应力计算是关键技术问题。
- When plastic FEM is used to numerically simulate the process of sheet metal forming, handling of dynamic contact interface conditions between the workpiece and its dies is needed to obtain credible computational results. 采用塑性有限元法对金属板料成形过程进行数值模拟时,为获得可信的计算结果,需要对工件与模具间动态接触边界条件进行处理。
- In this respect, we made a new type of conductive rubber sensor and designed a dynamic contact pressure measuring system of plantar-pressure distribution with 251 testing points successfully. 本研究应用新型导电橡胶为传感器材料,利用其力-电阻特性,研制成功了251点阵接触力传感型人体足底压力分布的测量系统,它包括多点导电橡胶传感器,接口电路,计算机数据采集和处理系统等。
- Abstract: As a rule, the values of contact resistance in static state are used to judge the state of electrical contact.The research of dynamic contact resistance on contact is not lucubrated. 摘 要: 对于触点电接触状态的好坏,一般用静态下接触电阻的大小来衡量,而触点的动态接触电阻研究尚未深入开展。
- A friction model for finite element simulation of tube stretch-reducing process was built by means of using a layer of dynamic contact friction element between the roller and the tube meshes. 采用在轧辊和钢管之间附加一层动态接触摩擦单元的方法,建立了钢管张力减径过程有限元模拟的摩擦模型。
- Design of Experiment Method of Deep-Hollow Roller Contact Effect 深穴滚子接触效应实验方案设计