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- Access F O P SW W _ add al always ara b bj bo bu but c cc ces com d dd e ew...om r s ss swf t to wa way y ys 百度 百度 贴吧 不陈 陈水扁 诞生 到 第二 ...
- The influence of Sc on the performance of Al alloys is briefly described.The history and current status of the development of AlSc alloys are reviewed. 概述了钪对铝合金性能的影响,并对铝钪合金发展的历史和现状进行了概括。
- T2 Cu/2A50 Al alloy was bonded by blacksmith diffusion welding technology. 采用锻接扩散焊法进行了T2铜/2A50铝合金异种材料的焊接。
- The vacuum differential-pressure casting (VDPC)technol ogy for thin-wall ed Al alloy was introduced. 介绍了用于薄壁铝合金铸件的真空差压铸造工艺。
- The stress-strain date and curve were obtained from the isothermal compression experiment of 7A04 Al alloy. 根据等温压缩实验得出7A04铝合金应力-应变数据,拟合出材料温成形应力-应变曲线。
- This paper discussed the idea of the gas atomization Mg and Mg - Al alloy powder by supersonics high ptire N2 gas. 介绍了用超音速高纯氮气流来生产气雾化镁和镁铝合金粉的设想。
- PM high strength Al alloy is very important light weight material in automobile. 粉末冶金高强度铝合金是重要的汽车轻量化材料。
- Ce conversion film was obtained on surface of Al alloy LY12 by immersion process. 利用浸渍法在铝合金LY12表面上获得了稀土转化膜。
- Keys to technology and die design of stamp-ing of Al alloy profile have been introduced. 介绍了铝合金型材在冲压加工时的工艺特点和模具设计要点。
- EPMA analysis shows that ZnBTA can also inhibit the absorption/aggre-gation process of Cl~- on the sample surface of Al alloy. 电子探针分析结果证明,ZnBTA 可以阻滞 Cl~-在铝合金表面的吸附聚集过程。
- The white corrosion products on hot dip Zn Al alloy coating exposed to seawater in dynamic aerated immersion were investigated by means of XRD and TEM. 采用XRD和TEM对热浸锌铝合金镀层在动态充气海水全浸试验时所形成的白色腐蚀产物进行了研究。
- Abstract Furan resin sand is poor in collapsibility when it is used for Al alloy casting,specially for some large、thin section castings. 呋喃树脂砂用于铝合金铸造时，特别是对于一些大型、薄壁铝合金铸件，型芯的溃散性较差。
- The industrial practical crystallizer for Al alloy in low-frequent electromagnetic casting was designed based on the above mentioned idea. 结合生产实际情况,设计出工业上实用的低频电磁铸造铝合金结晶器。
- Effects of Sc on Al and Al Alloys 钪在铝及铝合金中的作用
- The worn surface morphologies of the composites and the Al alloy matrix were observed with a scanning electron microscope. 复合材料具有低的磨损率和稳定的摩擦因数,因此具有良好的耐磨性。
- This type of material includes Al alloy and Al-based composite, and recently the HSRS of Mg_based composite and Ti alloy is investigated. 高应变速率超塑材料主要是铝基复合材料及铝合金，最近，对镁基复合材料、钛合金高应变速率超塑性能的研究也已开始。
- The cutting force and machined surface quality during high speed milling a typical Al alloy C shape workpiece are experimental investigated. 对高速铣削典型铝合金框架结构工件时的切削力和加工表面质量进行了试验研究。
- Scandium-modified Al alloys are a new kind of high performance alloys. 钪改性的铝合金是一类高性能新型铝合金。
- A few jokes will add a final fillip to your speech. 几句笑话会给你的演说添些生气。
- In the paper,the technology and equipment of furnace brazing for AL alloy radiator are introduced.The property of brazed joint is analyzed. 介绍了一种铝散热器的钎焊工艺和设备，并对钎焊接头性能进行分析。
