- 更多网络例句与摩擦地相关的网络例句 [注:此内容来源于网络,仅供参考]
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The experimental results reveal that there is no apparent difference in the frequency of sounds generated by the friction and collision between two stones, although the sounds may differ in pressure.
由实验结果可知,摩擦与撞击这两种不同的运动机制所产生的地声音频讯号,除声压强度上会有显著的差异之外,其在频谱上并无太大的差异性存在,这可能是因为摩擦运动基本上也可视其为无数个小撞击运动,因此其所产生之地声声纹基本上大同小异。
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Viscosity lower coefficient of friction small, can effectively reduce the mechanical operation of friction, easy to clean.
粘度较低、摩擦系数小,能有效地减少机械运行的摩擦阻力,容易清洗。
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Next, a few important friction models in common use are discussed, including six static and seven dynamic friction models. The forms, characteristics and applicability of these models are discussed in detail.
其次, 系统地介绍了几种较为重要的、常用的摩擦模型,包括6种静态摩擦模型和7种动态摩擦模型,并对每一种模型的构成,特点和适用范围等进行了较为详细地论述。
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The piezoelectric motor includes a piezoelectric member which generates a first vibration mode and a second vibration mode simultaneously by an applied power and a frictional member of which a portion is insertedly attached into a concave portion indentedly formed on one side of the piezoelectric member, wherein the frictional member is in an elliptic motion by the vibration generated by the piezoelectric member, so that an influence of the attachment of the frictional member to a resonance frequency can be minimized.
该压电电机包括:压电构件,通过施加的功率同时产生第一振动模式和第二振动模式;摩擦构件,摩擦构件的一部分插入地附着到凹入地形成在压电构件的一侧上的凹入部分中,其中,摩擦构件通过由压电构件产生的振动进行椭圆运动,从而能够使附着摩擦构件对谐振频率的影响最小化。
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In order to reasonably depict four basic problems with friction, one Coulomb friction new form in first Kirchhoff stress is proposed to deal with finite deformation problems, other Coulomb friction form in incremental mode to elastoplastic flow theory; Hilbert function spaces concerning elastoplastical problems with friction are established, so it makes all operations and calculations in the treatise standardized within the scope of reasonably topologic structure; In view of functional extremum, the equivalence between generalized variational inequalities principles in elastoplasticity with friction and corresponding basic problems are testified by inducing Lagrangian multipliers, so it provides a rationally theoretical basis for numerical methods in elastoplasticity with friction; From the viewpoint of variational inequality, the theory of generalized variational inequalities in elasticity and elastoplasticity with frictional constraint is studied, and the uniqueness and existence of the solution of FEM is proofed under the proposed conditions of stress compatibility, and them FEM approximation and a discrete solution are discussed; Based on the principles of generalized variational inequalities in elastoplasticity with friction, direct generalized variational inequalities methods is pretended, which is a natural generalization and development of direct variational methods; Using generalized variational inequalities methods, some examples in metal forming including plane deformation, upset and extrusion are analyzed and the results prove that all the theories and methods in the paper are right, feasible, accurate and advanced.
主要内容有:为了合理地描述金属塑性成形中摩擦约束弹性、弹塑性基本问题,提出和研究了有限变形下以Kirchhoff第一应力表示的Coulomb摩擦定律形式和弹塑性流动理论下以增量形式表示的Coulomb摩擦定律表示形式;系统建立了摩擦约束弹塑性问题的Hilbert函数空间,使本文规范在一个具有合理的代数拓扑结构内进行一切操作和运算;利用Lagrange乘子,从泛函极值的角度系统地阐述和论证了一系列摩擦约束弹性、弹塑性广义变分不等原理与相应的实际问题之间的等价性,它为处理摩擦约束的弹塑性力学数值方法提供了合理的理论基础;从变分不等式的角度出发,阐述了对应于摩擦约束弹性、弹塑性问题的广义变分不等式理论,首次提出了在应力相容性条件下,它的有限元解具有存在唯一性,进而讨论了其有限元近似及离散解法;基于摩擦约束弹塑性广义变分不等式原理,首次提出了直接广义变分不等式方法,这一方法是直接变分法的合理推广和发展;利用直接广义变分不等式方法对金属压力加工中的平面变形问题、镦粗、挤压等塑性成形问题进行了分析计算,验证了该理论和数值算法的正确性、实用性、精确性和优越性。
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Aiming at the friction problem of metal deformation in stretch reducing course, a friction model has been established to solve the contact friction problem in rolling course simulation accurately.
针对张力减径过程中金属变形的摩擦问题,建立了摩擦模型,比较准确地解决了轧制过程仿真时的接触摩擦问题。
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Four non-ionic europium complexes,〓-phen(11),〓·bipy(12),〓·dia(13) and 〓(14)(TTA=2-thenoyltrifluoroacetone, DBM=dibenzoylmethane, phen=phenanthroline, bipy=2,2'-bipyridine, dia=4,5- diazafluoren-9-one, dmbp=4,4'-dimethyl-2,2,-bipyridine), were synthesised and the triboluminescent phenomena of 12, 13 and 14 were firstly observed. Structure determinations of 11,12 and 14 were carried out. The triboluminescence maxima of 12 and 13 are similar to those of their photoluminescence. X-Ray structure analyses show that Eu atoms all exhibit eight-coordinate tetragonal antiprismatic geometries and complexes 11, 12 and 14 are all centrosymmetric.
二、合成了四个非离子型的铕的配合物:〓、〓、和〓(14)[HTTA=2-噻吩三氟甲酰丙酮,DBM=二苯甲酰基甲烷,phen=邻菲罗啉, bipy=2,2'-联吡啶,dia=4,5-二氮杂芴-9-酮,dmbp=4,4'-二甲基-2,2'-联吡啶],首次报道了12、13及14的摩擦发光性质,测定了11、12及14的晶体结构,并系统地讨论了晶体结构和摩擦发光活性之间的关系。12及13的摩擦发光光谱的极大值均类似与其相应的光致发光光谱,表明它们有相同的激发态。
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But in actual experimental process, the viscous force of friction has influenc in the varying degree to the measurement result when the initial velocity of the slide block is different.
在气垫导轨上做碰撞实验,最大限度地减少了摩擦阻力的影响,但在实际的实验过程中,仍发现滑块的初速度不同时,粘滞性摩擦阻力对测量结果有不同程度的影响,为此在气垫导轨上增加了电子发射装置,较好地控制滑块的初速度和测量滑块的加速度,从而减小粘滞性摩擦阻力对测量结果的影响。
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This paper presents in more detail on the design process of the liner and piston group of Model CY6110 diesel engine,it has given certain analysis and study on the design,calculation,material,it also presents in more detail on various kinds of data of this group of frication pairs,such as structure design,material selection,pcocess machining,testing certification etc,as well as the further prospets for such research work so that the related people can take it as reference.
本文较为详尽地介绍了CY6110型柴油机的缸套、活塞组的设计过程,对发动机的缸套、活塞、活塞环这组摩擦副的设计、计算、材料、工艺、检测等方面做了一定的分析和研究;同时,也较详细地了介绍这组摩擦副在结构设计、材料选配、工艺加工、试验认证等方面的各项数据,以及此项研究工作的进一步展望,以供有关人员参考。
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Puts briefly, the braking system has the braking force through the friction filler block clamp revolving brake disc or the lining compaction revolving brake drum, during this process as a result of will rub produces the massive friction heats.
简单地说,制动系统是通过摩擦衬块夹紧旋转的制动盘或摩擦衬片压紧旋转的制动鼓来产生制动力的,在此过程中将由于摩擦而产生大量的摩擦热。
- 更多网络解释与摩擦地相关的网络解释 [注:此内容来源于网络,仅供参考]
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amiss:错误地、不恰当地
7. rib 肋骨、(菜肴)排骨唉想吃呀 | 8. amiss 错误地、不恰当地 | 9. rub 抚摩、摩擦
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coefficient of friction:摩擦系数
鞋底的防滑能力按BS EN 13287: 2004测试,以摩擦系数(coefficient of friction)表示. 测试报告应该包含成的大规模粗糙度(macro-roughness)加强抓紧地面的能力(请参看图四). 比聚乙烯(polyvinyl chloride (PVC))和皮革(leather)制造的鞋底,更具防滑功能. 具有良好微粗糙度
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dynamic friction:動態摩擦
这种情况有点象车轮在过弯时的打滑情况,一部汽车在弯中加速,如果因为速度过高发生侧滑,驱动轮和地面的静态摩擦(Static Friction)消失,换之而来的是动态摩擦(dynamic Friction),这时无论如何加大油门(等于加大牵引力)都无法再产生向前的加速度,
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frictionless:无摩擦
谷歌希望自己的收费系统Checkout能够成为新闻内容提供者和阅读者之间的支付经纪平台. 谷歌此举表明其将更多地进入eBay的在线支付系统PayPal的领域. 目前,PayPal被认为是市场上从事低价格和无摩擦(frictionless)在线交易业务的领头羊.
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gratefully:感激地
grateful 感激的 | gratefully 感激地 | grater 摩擦者
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gratefully:感激地, 感谢地 (副)
Grateful Dead 伟大的死亡, 著名美国摇滚乐队 | gratefully 感激地, 感谢地 (副) | grater 摩擦者; 擦碎器, 磨碎器 (名)
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grater:摩擦者
gratefully 感激地 | grater 摩擦者 | graticule 格子线
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gratifyingly:令人满意地; 使人满足地 (副)
gratifying 悦人的; 令人满足的 (形) | gratifyingly 令人满意地; 使人满足地 (副) | grating 光栅, 摩擦声, 摩擦 (名)
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gratingly:使人气恼地 (副)
grating 光栅, 摩擦声, 摩擦 (名) | gratingly 使人气恼地 (副) | gratis 免费; 白送 (副)
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innocently:无罪地,天真地,单纯地
rub v.擦,摩擦 | innocently无罪地,天真地,单纯地 | friend zone朋友区.