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3篇 您的检索式:作者名="A.DAS"
    题名 作者 年代 出处 被引量
1Evaluation of ‘quick and dirty’ DNA extraction methods for marker‐assisted selection in rice (Oryza sativa L.)显示文摘B. C. Y.Collard A.Das P. S.Virk D. J.Mackill 2007Plant Breeding2007,,1:1
2比莱钢厂采用蒸汽预热提高烧结机生产率显示文摘烧结机的生产能力因冷烧结混合料烧结时下层水蒸汽的再冷凝而减少。采用烧结混合料预热工艺后,由于预热的混合料温度高于露点温度,从而抑制了水蒸汽的再冷凝。比菜(BHILAI)钢厂第二烧结厂的蒸汽预热系统装在圆筒造球机之前的混合料槽内。通过工业性试验,研究了烧结混合料温度对粒化程度、烧结机速度和烧结矿质量的影响。在烧结混合料温度提高到52℃时,粒化率提高了5.0%,烧结机的平均生产率提高了4.0%,单位固体燃料消耗降低了5.0%,烧结矿落下强度提高了2.0%。当粉矿(-1毫米粒级)的含量和单位生石灰消耗都较高时,预热的效果尤为显著。A.Das 李益慎 1990武钢技术1990,28,4:0
3Rayleigh-type wave propagation through liquid layer over corrugated substrate显示文摘The propagation of the Rayleigh-type wave in a fluid layer overlying a corrugated substrate is studied. The corrugated substrate is considered as a fluid saturated poroelastic substrate and a quadratically heterogeneous isotropic elastic substrate in Case I and Case II, respectively. Closed form expressions of dispersion relation for Case I and Case II are obtained. The influence of corrugation, porosity, and heterogeneity on the phase velocity of Rayleigh-type wave, for both cases, is highlighted and demonstrated through numerical computation and graphical discussion. Neglecting corrugation at the common interface, expressions of phase velocity of the Rayleigh-type wave for both cases are derived in a closed form as a special case of the problem. Comparison between the presence and the absence of both heterogeneity and poroelasticity in the substrate of the composite structure is a key in the present study.A.K.SINGH A.DAS A.RAY 2017Applied Mathematics and Mechanics(English Edition)2017,38,6:0
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