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- Measurement of Wave Energy Dissipated by Specific Damping Capacity 波能耗散的结构阻尼损耗因子度量方法
- specific damping capacity 比阻尼容量
- In addition ADI has advantages of lower density, low cost, low energy consumption, batter damping capacity. 此外ADI还具有重量轻,成本低,能源消耗低,减震性好等特点。
- Abstract: The effect of heat treatment on damping capacity of commercial AZ91D Magnesium alloys were studied by dynamic mechanical analyzer (DMA). 摘要: 利用动态机械分析仪(DMA)研究了热处理工艺对商业AZ91D镁合金阻尼性能的影响规律。
- On the basis of vibrating theory, the cantilever beam technique was used to develop a set of testing apparatus for measuring sonic-frequency damping capacity of metal materials. 根据有关振动理论,采用悬臂梁共振法,开发了一套阻尼性能测试系统,可用于声频范围内金属材料阻尼性能的测定。
- This paper employs micromechanic damping theory for hybrid fiber composite materials to evaluate the damping capacity of SMA hybrid fiber composite lamina. 本文采用混杂复合材料阻尼预测的细观力学理论计算SMA纤维混杂复合材料单层的阻尼特性。
- They exhibit some macroscopic phenomena not present in traditional materials such as shape memory effect, hysteresis, pseudoelasticity and alterable damping capacity. 由于具有独特的形状记忆效应、滞后性能、变阻尼特性和相变伪弹性等诸多智能功能,形状记忆合金已经成为引人注目的新型功能材料之一。
- It was found that extrusion deformation can fine the grain of Mg alloy and increase its properties remarkably, but the damping capacity decreaseed severely after extrusion. 结果表明:挤压变形可以显著地细化镁合金晶粒,挤压后合金的力学性能提升很大但是阻尼性能急剧降低;
- Mechanical properties, fluid permeability, acoustical properties, heat conductivity and damping capacity were tested by testing methods and testing units that we design. 研究渗流铸造泡沫铝合金的性能特点,自行设计测试方法和制造测试装置,测试了泡沫铝合金的力学性能、流体透过性能、声学性能、热传导性能和阻尼性能。
- specific damping of an instrument [电] 仪器的特有阻尼
- The damping capacity of SiCp-reinforced MMC was simulated dynamically by setting up a new multi-particulate interface model, under the condition of different heat treatments and actual interface stress using finite element method and experiment dada. 采用有限元方法,利用实验的数据,首次通过建立多颗粒模型,在考虑热处理因素、界面实际应力状态等的更加接近实际的条件下,对颗粒增强Al基复合材料的阻尼性能进行了动态模拟。
- The damping capacity of the Fe-17.5Mn and Fe-17.5Mn-0.3Mm(rare-earths) alloys was measured by reversal torsion device. The microstructure was observed with the Olympus optical microscope. 利用倒扭摆仪对比研究了Fe-17.;5Mn二元合金和Fe-17
- The foamed aluminum with open pore has been manufactured by electro-deposition method.Its thermal conductivity and damping capacity are better than those manufactured by infiltrate casting method. 采用电沉积技术制成孔隙均匀的通孔泡沫铝。描述了它的工艺过程和原理,它的热物理性能、阻尼性能、吸声性能,同采用发泡法制成的泡沫铝相比性能更加优异。
- The applications using Shape memory alloy(SMA) in industrial and medical fields becomes quiteextensive because of its shape memory effect (SME),pseudo-elasticity (PE) and high damping capacity (HDC). 形状记忆合金(SMA)以其形状记忆效应、伪弹性和高阻尼系数在工业界和医学领域得到了广泛的应用。
- Education should not be restricted to any one specific age group. 教育不应限制在任何特定的年龄组上。
- Liu YC, Lu YL, Yang GC, Zhu ZG. Influence of cerium content on damping capacities of as-spray deposited high silicon alloy ZA27, Transactions of NFsoc 7 (1997) 111-115. 杨留栓,刘永长,庞礼军,杨根仓,周尧和.;喷雾沉积高硅ZA27合金的摩擦磨损性能,材料研究学报,10(1996)363-367
- The party was a bit of a damp squib. 这次聚会有些扫兴。
- He gave us very specific instructions. 他给我们做了非常明确的指示。
- Leather can deteriorate in damp conditions. 皮革受潮可变质。
- Liu YC, Yang GC, Lu YL, Zhu ZG. Influence of extrusion on damping capacities of as-spray deposited high silicon alloy ZA27 modified by cerium, Acta metallurgica sinica 10 (1997) 437-444. 刘永长,杨根仓,吕衣礼.;喷雾共沉积法制备高性能金属基复合材料的新思路,材料导报,5(1996)65-67