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loading, high CO tolerance fuel cell electrocatalyst[J]. Elechemical and Solid-State Letters, 2001, 4(12): 217-220. [6] MUIR S S, YAO X. Progress in sodium borohydride as a hydrogen storage material... M, YAO X. NaBH4 regeneration from NaBO2 by high-energy ball milling and its plausible mechanism[J]. International Journal of Hydrogen Energy, 2017, 42(18): 13127-13135. [9] BRACK P, DANN S E......
, SEGOVIA J. Densities, viscosities, and isobaric heat capacities of the system (1-butanol + cyclohexane) at high pressures[J]. Journal of Chemical Thermodynamics, 2014, 74(7): 153-160. [10] EARLY M D... of Science and Technology, Wuhan 430081, China; 3. Hubei Collaborative Innovation Center for High Efficient Utilization of Vanadium Resources, Wuhan University of Science and Technology, Wuhan 430081......
[J]. Surface and Coatings Technology, 2020, 397: 126066. [4] SHAJU K M, BRUCE P G.A stoichiometric nano-LiMn2O4 spinel electrode exhibiting high power and stable cycling[J]. ChemInform, 2008, 39(48... for Li-ion batteries[J]. Journal of Solid State Electrochemistry, 2020, 24(3): 473-497. [9] LEE H W, MURALIDHARAN P, RUFFO R, et al. Ultrathin spinel LiMn2O4 nanowires as high power cathode materials......
晶体缺陷产生交互作用而阻碍位错的运动,在晶格间起到钉扎作用,从而使合金断裂强度增加.由于拉伸塑性变形过程中的位错强化和锻造过程中的细晶强化的共同作用,从图4中可看出,Ti-28%Ta合金的抗拉强度大于630 MPa. 图4 Ti-28%Ta合金的拉伸应力-应变曲线 Fig. 4 Tensile stress-strain curve of Ti-28%Ta alloy 图5 Ti-28%Ta合金在610 MPa 5次循环往复加载卸载应力-应变曲线 Fig. 5 Stress–strain curves of Ti-28%Ta alloy after 5 cycles loading and unloading at 610 MPa 图5所示为Ti-28%Ta合金在610 MPa下5次循环往复加载卸载应力应变曲线图.从图5中可以看出,第一次......
. Preparation of dense β-CaSiO3 ceramic with high mechanical strength and HAp formation ability in simulated body fluid[J]. Journal of the European Ceramic Society, 2006, 26(9): 1701-1706. [9] 朱宏扬, 尹光福..., 22(12): 3108-3112. [16] 潘晓林, 董凯伟, 侯宪林, 于海燕, 涂赣峰, 毕诗文. 含硼铝酸钙熟料的高温成矿机理及其浸出性能[J]. 中国有色金属学报, 2014, 24(6): 1663-1670. PAN Xiao-lin, DONG Kai-wei, HOU Xian-lin, YU Hai-yan, TU Gan-feng, BI Shi-wen. High......
and smooth blasting of high rock slope [J]. Rock Mechanics and Rock Engineering, 2014, 47(4): 1307-1320. DOI: 10. 1007/s00603-013-0475-7. [4] LIU Kai-yun, LIU Bao-guo. Optimization of smooth blasting..., rock Protodyakonov coefficient, tunnel area and distance between cracks on the tunnel face are more important. In this study, an algorithm linking between Delphi programming language and AutoCAD......
solution at high temperature and high glycine concentration have not yet been well investigated. Consequently, in this research the mechanism and kinetics of chalco- pyrite dissolution and the effect......
on vibration response of high-speed train[J]. Journal of the Brazilian Society of Mechanical Sciences and Engineering, 2018, 40(2): 109-123. [6] 余翠英, 向俊, 林士财, 等. 双块式无砟轨道离缝对高速行车安全性影响及维修标准研究[J]. 铁道科学与工程学报, 2019, 16(8): 1865-1874. YU Cuiying, XIANG Jun, LIN Shicai, et al. Influence of double-block ballastless track seam on high-speed train operation safety and maintenance standard research[J]. Journal......
passage at high speeds[J]. Tribology International, 2011, 44(4): 437-444. [2] AMBR P J, SIO J. Influence of pantograph suspension characteristics on the contact quality with the catenary for high speed... composite[J]. Materials & Design, 2014, 57(5): 442-448. [12] DING T, CHEN G X, LI Y M, et al. Arc erosive characteristics of a carbon strip sliding against a copper contact wire in a high-speed......
置距离隧道入口100 m.计算域采用六面体结构网格进行离散,最小网格尺寸为0.1 m[25].在隧道洞口处网格进行加密处理,计算模型离散后六面体单元不少于1 500万个,见图3. 图2 高速列车通过隧道计算域 Fig. 2 Calculation domain of high speed train passing through tunnel 图3 计算模型网格示意图 Fig. 3...变化较大,隧道内列车头部,尾部周围流场结构发生剧烈变化,而中间列车流场分布基本稳定.在远隧道侧上下拐角,近隧道侧下拐角处产生漩涡,并且远隧道侧漩涡要大于近隧道侧漩涡. 参考文献: [1] RAGHUNATHAN R S, KIM H D, SETOGUCHI T. Aerodynamics of high-speed railway train[J]. Progress in Aerospace......