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粗糙表面

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Through simulating the speckle intensity distribution in the far field of a random rough surface,we compute the degree of angular speckle correlation by substituting spatial average in speckle pattern for conventional ensemble average,and determinate the surface roughn.

通过模拟计算随机粗糙表面的远场散斑场,以散斑图面上的空间平均代替常规的集平均来计算角度散斑相关系数,并应用集平均的数学模型反演粗糙度参量。

Through simulating the speckle intensity distribution in the far field of a random rough surface, we compute the degree of angular speckle correlation by substituting spatial average in speckle pattern for conventional ensemble average, and determinate the surface roughness by the mathematic model of ensemble average.

通过模拟计算随机粗糙表面的远场散斑场,以散斑图面上的空间平均代替常规的集平均来计算角度散斑相关系数,并应用集平均的数学模型反演粗糙度参量。

ABSTRACT In this paper, integrated with surface topography, asperity contact behaviour and fluid mechanics, the lubrication of real engineering surfaces and their rubbing behaviour are described in experiment and theory.

本文结合实际工程表面的形貌特征、表面微凸体接触力学性质和润滑力学性质对粗糙表面的润滑及摩擦特性进行了系统的实验研究和理论分析。

Knurling is the process of producing a roughened surface by means of a specialized forming tool called a knurl .

滚花加工:是一种专门成形刀具叫滚花轮,将表面制成粗糙表面

A model to describe the motion of contact line and dynamic contact angle on rough solid surfaces was proposed.

提出一个粗糙表面上移动接触线和动态接触角的数理模型:毛细数较低时表观接触线前缘存在极薄的前驱膜,表观接触线在"湿"固体表面上移动,不同于传统模型中认为表观接触线在"干"固体表面上移动。

Alloy of polyethylene of element of the methodological freeboard that make, titanium and sample of alloy of cobaltic chromic molybdenum, FITC of classics of cuticular grape coccus labels, the cuticular grape coccus that after sample of artificial and articulatory material is disinfected, vaccinal FITC labels, sample surface cent is slick surface and rough surface, every groups each 6 sample, brood the 24 orifice plate that contain bacterium and sample below 37 ℃ after Yo 30min, with fluorescent microscope observation, sample uses observation of scanning report lens.

方法制作超高分子聚乙烯、钛合金和钴铬钼合金试样,表皮葡萄球菌经FITC标记,人工关节材料试样消毒后接种FITC标记的表皮葡萄球菌,试样表面分为光滑表面和粗糙表面,每组各6个试样,将含有细菌和试样的24孔板在37℃下孵育30min后,用荧光显微镜观察,试样用扫描电镜观察。

Results show that struvite appears more prone to grow on coarse surface, and further study is required to investigate whether it is in close relation with the hollow structure of struvite.

结果表明,相对光滑表面,磷酸铵镁晶体更容易附着在粗糙表面生长,但该现象是否与结晶生长易产生中空有关,还需进一步试验研究。

On the basis of the property analysis in sliding rough surface contacts, a new scuffing model has been formulated.

作者从粗糙表面接触的角度出发,抓住表面接触性能这一关键因素分析与研究了表面胶合失效机理。

On smooth surface, cells became gradually attached on substrates at early phases; on rough-surface materials, thin and long filopodia between the cells were connected to the substrate.

在光滑表面,细胞从初期渐渐贴附於基材;在粗糙表面镀层上,细胞与细胞之间有细长的假足丝相连接至基材上。

Inunderwater acoustic research specially in shallow-sea acoustic,the scatteringon different rough surface is important factor affecting underwater environmentand background.

粗糙表面声散射在很多领域均有重要的应用,水声研究中尤其是浅海声学的研究,各种粗糙界面的散射更是影响水下环境和背景的重要因素。

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推荐网络例句

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面,更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值,分为几个相等的区间作为横轴,并将各区间内所测定值依所出现的次数累积而成的面积,用柱子排起来的图形,也叫做柱状图。

You rap, you know we are not so good at rapping, huh?

你唱吧,你也知道我们并不那么擅长说唱,对吧?