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of Solidification of Si in Al-Si and Al-Si-P Alloys[J]. Acta Metallurgica et Materialia, 1995, 43(8): 3231-3246[13] 桂满昌, 贾均, 李庆春. 液态过热对高硅Al-Si合金组织和性能的影响[J]. 航空材料学报, 1996, 16(1): 26-31 [14] M. Singh, R.J. Kumar. Structure of Liquid Aluminium-Silicon Alloys[J]. Journal of materials science, 1973, 8(3): 317-323 [15] 桂满昌, 李庆春, 贾均. 液态过热对亚共晶Al-Si合金凝固组织与凝固过程的影响[J]. 特种铸造及有色合金, 1995, (1): 5-8 [16] R. Kumar......
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aise economic benefit and improve environmental conditions. Dated technology was invented with low science and technology in the past.Tradit i onal industry improvement want to settled radically with modern science and tech nology.Because the science and technology has been advanced greatly in recent ye ars,now it is the time to improve dated technology,utilizing advanced production methods......
,but it does serve as a useful reconnaissance procedure,particularly for very large areas of remote terrain.Through systematic collection and precise trace analysis of appropriate samples,geochemical... effective on a cost basis.Also note that the cost of putting a field crew on the job of collecting the samples is in addition to the analysis costs. Geobotanical prospecting is the science......
Updates. New York: ASM International Materials Park, 1996. [3] FLANAGAN T B, BALASUBRAMANIAM R. Exploring lattice defects in palladium and its alloys using dissolved hydrogen(I)[J]. Platinum Metals Review, 2001, 45(3): 114-121. [4] FLANAGAN T B, BALASUBRAMANIAM R, KIRCHHEIM R. Exploring lattice defects in palladium and its alloys using dissolved hydrogen(II)[J]. Platinum Metals Review, 2001, 45(4......
of oxygen interaction with Pt-Rh catalytic alloys[J]. Journal of Materials Science, 1985, 20(10): 3639-3648. [30] RUBEL M, PSZONIKA M. Oxygen interaction with Pt-Pd-Rh catalytic alloys[J]. Journal...[47].在硝酸生成中N2O排放量的减少可以避免因非稳态瞬间过热反应所造成的催化网失效和停炉事故, 并符合京都协议要求的减少其对环境的危害. 主要参考文献 [1] BENNER L S, SUZUKI T, MEGURO K, et al. Precious metals science and technology[M]. Austin in USA: The International......