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Effect of Heat Treatment on Microstructures and Properties of Near-Isothermally Forged TiAl Alloy Co
The heat treatment, including two steps, was proposed to obtain Fine Fully Lamellar (FFL) microstructure on TiAl contain......
基于离散对数问题,提出了一种新的多重代理多重签名方案,该方案指定了签名验证人,在门方案的基础上又完善了签名过程,最终签名由其......
牧草休眠、老化生理等导致种子活力低下,该项研究一直是种子科学关注的热点与难点。如何提高牧草种子的质量,发挥种子增产潜力,是促进......
介绍了锻模的损坏原因、损坏形式以及延长锻模使用寿命的措施....
对曲轴坯料锻造前的冷却过程进行了模拟,研究了温度场的变化情况,通过与实测结果的比较,证明了模拟过程的可靠性。分析了温度场分布对......
对98机型S20Cr Mo VS材质的船用柴油机气缸盖锻件进行解剖,在气缸盖内部不同位置取样进行力学性能、硬度、组织、疲劳性能等相关试......
Green Communication: An Effective Approach to Minimize Risk of Forgetfulness from Mobile Phone Usage
The usage of mobile-phone among children increased significantly. Children are in their growing phase and cells of their......