Autoregression and Spectrum Analysis of Tangshan Deformation Data before and after Earthquakes Application of Spectral Analysis in Measurement of Carbon Fibre Composite Surface Topography 地震前后唐山地震台地形变数据频谱特征分析碳纤维复合材料表面形貌测量中频谱法的应用
Study of AlPO_4-Si_3N_4 Sol-Gel Coating Modified on Nitride Composite's Surface AlPO4-Si3N4溶胶-凝胶涂层对氮化物复合材料表面改性的研究
Study on Morphology and Hydrophobicity of CaCO_3/ SiO_2 Composite Surface Coating CaCO3/SiO2复合粒子涂层的表面结构及其疏水性能研究
Research Progress of Hydroxyapatite Coatings Preparation on C/ C Composite Surface 碳/碳复合材料表面制备羟基磷灰石涂层的研究进展
Application of Spectral Analysis in Measurement of Carbon Fibre Composite Surface Topography 碳纤维复合材料表面形貌测量中频谱法的应用
To investigate the effects of blood compatibility on composite surface for nano-sized carbon as a dispersed phase of polyurethanes. 研究纳米碳改性聚氨酯复合材料表面的血液相容性。将经过表面处理的纳米碳分散到聚氨酯体系中,制成聚氨酯纳米碳复合薄膜。
Contour-Parallel and Equidistant Path-Interval Machining of Composite Surface 组合曲面的空间环切等距加工
It gained that the interior-lid of slurry pump is basically multiplicate in whole and the composite surface are smoothing and have the better surface quality with thickness of about 3 mm. The interior-lid is invalid in 70 days in practical working conditions. 结果表明:所制备的渣浆泵过流件内盖,基本上能达到整体复合,复合面比较平整,表面质量较好,复合层厚度能保证在3mm以上,在实际工矿下使用70天后失效。
Study of double layer passivation black coating on Gr/ 6061Al composite surface Gr/Al复合材料表面镀覆双层金属黑色钝化膜的工艺研究
Otherwise, the oxidation rate of felt base carbon/ carbon composites is influenced by the carbon/ carbon composite surface reaction rate, the gas phase diffusion aud the catalysts. 另一方面,毡基碳/碳复合材料的氧化速度主要受该材料的表面反应、气体扩散、催化剂等因素的影响。
A CAD surface model is a piecewise composite surface, which is essentially a two-dimensional manifold in three-dimensional Euclidean space. CAD曲面模型是分片连续的组合曲面,其实质是三维Euclidean空间的一个二维流形;
Surface engineering has gone through three stages: traditional surface engineering, composite surface engineering and nano-materials surface engineering. 表面工程经历了传统表面工程、复合表面工程、纳米表面工程三个发展阶段。
In numerical control machining, it is becoming more and more important to machine the composite surface with high efficiency. 在数控加工中,对组合曲面的高速加工变得越来越重要。
The reparation technology for damaged composite surface protection Al layer is presented. The electric performance and bonding performance measuring method and results of the layer repaired are introduced. 介绍了复合材料表面防护铝涂层损伤后的修补工艺,以及被修补涂层的电性能、结合性能的测量方法和结果。
In this paper, the definition, development, characteristics and application of surface engineering are introduced. In the new century, Nano-materials surface engineering and composite surface engineering are the main directions of surface engineering. 本文阐述了表面工程的定义、特点以及在生产实践中的应用,指出了表面工程在21世纪的发展方向&纳米表面工程和复合表面工程。
Quadrilateral partition on triangular meshes data is the primary process of composite surface modeling. 四边形网格划分是组合曲面建模技术的首要条件。
Diamond composite surface: an experimental study 人造金刚石合成曲面实验研究
Energy dispersive X-ray spectroscopy ( EDX) is a kind of analysis method used in researching the adhesive joint and polymer composite surface and interface characters. EDX是一种研究粘接接头和聚合物基复合材料表界面性能的分析测试方法。
This paper introduced the development of agricultural synergistic agent that include the composite surface active agent, synergist and some accessory ingredient. 介绍了以复合表面润湿剂为基料,引入增效成分以及其他多种助剂而成的农用增效助剂的研制过程。
The3D profile measuring technology is an important approach, and composite surface modeling is the main content for researching in reverse engineering. 三维轮廓测量技术是实现反求工程的重要手段,复杂曲面建模技术是反求工程研究的重点内容。
It was suggested that the matching properties of the whole frictional pair system should be taken into account in the research and choice of surface technology, and the composite surface technology might find promising prospect in promoting the development of traditional surface engineering processes. 认为在研究和选择表面处理技术时必须从系统的观点出发充分考虑配副性问题,提出走复合表面处理之路将是表面处理工艺推陈出新的有效途径。
This paper studies the reconditioning technology of brush plating to composite surface of casting iron and chromium coating, compares several technological lines, selects optimum technology among them, and reconditions successfully a large hydraulic system. 本文研究了铸铁及电镀铬层复合表面的电刷镀修复工艺,并比较了几种工艺路线,选择其中最佳工艺,成功地修复了大型进口液压系统。
Automatic Waveforms Track Technology on Ultrasonic Inspection of Curved Composite Surface 变厚度曲面复合构件超声检测中的自动波形跟踪技术
It described the characteristics of detonation composite surface techniques, and indicated that detonation welding shows a broad application prospect if the chemical, physical and mechanical properties of metals can be fully utilized. 阐述了表面爆炸复合技术的特点,指出在充分利用和发挥金属的化学性能、物理性能和力学性能方面,爆炸焊接有广阔的应用前景。
Composite Surface Plating of Ti adn Ti-alloy Ti和Ti合金的表面复合镀层
In the research of feature modeling incorporating constraint process, automatic feature identification of composite surface and complex surface and static solution of large scale non-linear equation set are still research hot topic. 但在具体研究过程中,集成约束的逆向工程CAD特征建模中复合曲面和复杂曲面特征的自动识别及大型非线性方程组的稳定求解问题仍然是研究的热点。
Composite surface processing technique is one of the most front and effective ways to research material surface strengthening. 复合表面处理技术是材料表面强化研究最前沿和有效的方法之一。
This paper proposes a new technology& crater modeling and micro-particles filling composite surface processing technology, to strengthen the surface of the cylinder after learning various kinds of surface enhancing methods. 本文在研究了各种气缸套表面强化技术的基础之上,提出了一种新型的气缸套表面处理方法&微坑造型与微颗粒填充复合表面处理技术。
The different properties under different temperature of the glue have great influence on the results of composite surface monitoring. 胶粘剂在温度载荷下性能的变化,对复合材料表面的光栅监测结果影响较大,使监测值和模拟值有所不同。
The study of the choice of test conditions and testing errors in using XRD tested the Cf/ SiC composite surface residual stress. 研究了使用XRD测试Cf/SiC复合材料表面残余应力时,测试条件的选择及测试误差。