层板
- laminate
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铝合金复合层板V形弯曲成形时反弯现象的研究
Reverse Bend Phenomenon in V Bending Forming of Al Laminate
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带单边裂纹的钢/铝层板的弯曲疲劳实验表明,裂尖接近软铝界面层时裂纹扩展速率dadN变化很大;
Experiments of steel / aluminium laminate with single edge crack show that the fatigue crack growth rate da / dN is decreased when the crack tip is reached the interface .
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碳环氧层板分层破坏断口的SEM分析
Analysis of delamination fracture surface of multidirectional laminates by SEM
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最后测量图像中的缺陷尺寸,进行数据分析,证明超声C扫描检测技术能够较为有效、准确地检测出铝蜂窝夹层板试件中的脱粘缺陷。
Finally , Result proves that ultrasonic C-scan can more effectively and accurately detected the de-bonding defects in honeycomb sandwich plates .
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同时,在ANSYS软件平台上,开发了相应的参数化复合材料层板结构的疲劳逐渐损伤分析程序。
A parametric progressive fatigue damage analysis programme was developed based on the ANSYS FE code .
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CFRP层板的落重冲击分层损伤研究
Study on delamination of CFRP laminates subjected by drop-weight impact
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电阻法预报CFRP层板疲劳损伤演变过程
Resistance measuring method on damage evolution and fatigue life prediction for CFRP laminates
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冲击载荷下CFRP及GFRP层板断裂韧性的研究
Fracture toughness research of CFRP and GFRP laminates under impact load
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本文采用渗透剂增强的X射线照相法分析了含切口复合材料层板的损伤扩展与材料的破坏机理。
The damage accumulation and the failure mechanism in notched grapbite / epoxy laminates have been investigated by employing penetrant enhanced X-ray radiography .
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介绍了CFRP层板疲劳损伤研究方面的主要模型。
This paper introduces the main models for the fatigue failure study of CFRP laminates .
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叠层板结构Hamilton正则方程理论及其在发电机铁芯振动分析中的应用
Hamilton Canonical Equation Theory of Laminated Structure and Application in Vibration Analysis of Turbo Generator Stator Core
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GLARE层板的力学性能及其在A380客机上的应用
The mechanics performance of GLARE laminates and its application in A380 airliner
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将蜂窝夹层板动力分析从Lagrange体系改换为Hamilton体系。
In this paper , the Lagrange system for dynamic analysis of honeycomb sandwich plates is transferred to the Hamilton system .
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应用商业化软件包ANSYS在圆柱坐标经过分析发现采用由玻璃纤维和泡沫夹芯的层压夹层板有利于降低构件重量。
Using the commercial software package ANSYS analysis in cylindrical coordinates by using the glass fiber and foam sandwich of laminated sandwich plate helps reduce component weight .
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本文用动力松弛法(DR法)分析了双模量复合材料叠层板的线性弯曲问题。
In this paper , the method of Dynamic-Relaxation ( DR ) is used for analyzing the linear bending of laminated plates of bimodular composite materials .
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然后详细介绍了整个系统硬件电路的原理图设计和底层PCB板设计的技术细节,并给出底层板主要芯片的测试方法及相关的测试数据。
Then , technical details of the circuital design and the PCB design are introduced with the testing methods of major chips and related data .
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参数f、燃气侧气膜冷却效率ηf和层板内部换热效率η(?)是层板优化设计的重要依据。
The parameter f , adiabatic effectiveness of film , cooling at gas side and the internal heat transfer efficiency of the configuration were important parameters in optimization of the design .
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基于Zig-Zag变形假定的复合材料夹层板的自由振动
Free Vibration of Composite Sandwich Plates Based on Zig-Zag Deformation Assumption
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介绍了采用不同材料类型的粘结膜、半固化片、所需设备和粘结材料,用于生产低到高层数的PTFE多层板的情况。
This article describes the different types of applications , bonding films , equipment needs , and bonding methods used to produce low-count and high-count PTFE multiplayer boards .
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本文对不同铺设角[+θ6/-θ6]碳纤维/环氧树脂复合层板进行了断裂韧性G的测试,井用扫描电镜对脱层破坏后的微观断口形貌进行了观察。
In this paper , + θ _6 / - θ _6 interlaminar fracture toughness of the carbon / epoxy composite laminates have been determined , The microscopic frac-ture surface of delamination have been observed with the scanning electronmicroscope .
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EB-PVD工艺制备Ti/Ti-Al微层板的力学性能与增韧机制研究
Research on Mechanical Properties and Toughing Mechanism of Ti / Ti-Al Micro Laminate Sheet Prepared by EB-PVD Technology
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为测试层板复合材料的断裂韧性,对传统的Hopkinson压杆测试系统进行了改进,建立了应力波载荷作用下材料动态断裂韧性的测试方法。
In order to obtain dynamic fracture toughness of laminates , the Hopkinson Pressure Bar technique was improved on basis of traditional testing system .
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另一方面,在正交层板中,表面粘结压电陶瓷片的CFRP层板的损耗因子约比普通层板高5倍。
On the other hands , it was shown that CFRP laminates with surface bonded PZT sheets have about five times higher loss factors than plain CFRP laminates in case of cross-ply lamination .
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应用Jones模型和有限层法研究了双模数复合材料角铺设层板在柱形弯曲中的振动,着重分析了拉弯耦合影响。
Using Jones Model of materials and finite-layer method the vibration of angle-ply laminates of bimodulus composite materials under cylindrical bending is discussed . The emphasis is on the effect of coupling between beading and extension .
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J-125铝合金复合层板结构胶膜的研制
Study on J-125 structural film adhesive for aluminium alloy plates bonding
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Pflüger各向同性小挠度加筋板理论的基础上,将其推广到有开口筋增强的纤维型复合材料迭层板。
Pfluger 's theory of small deflection isotropic plate reinforced with ribs , it is stretched into fibrous laminated plates having open sectional stiffeners .
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先应用层板理论对单向板和对称铺层的复合材料层合板的弹性特征进行建模,根据不同弹性特征给出最低阶对称模式和最低阶反对称模式的Lamb波频散控制方程。
According to the different elastic characters , we built the propagating model of lamb wave in unidirectional and symmetric cross-ply laminates and given the lamb wave dispersion equations of lowest symmetric and the lowest antisymmetric modes .
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HDI材料技术、细间距电路形成和微导通孔形成的加工技术支持了积层多层板的开发。
This development of build up-type multilayer PWB is supported by HDI materials ' technology , as well as processing technology for fine-pitch circuit formation and fine-via formation .
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当考虑微尺度效应时,层板最高温度高于忽略此效应的温度,且随着Kn的增大,二者的差别也随之增大。
If the micro scale effect is considered , the highest temperature of platelet is higher than it is neglected , and as Kn increases , the discrepancy gets larger .
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APMOC/环氧复合材料层板破坏过程声发射特征
AE characteristics of damage process for laminates of apmoc / epoxy Composites