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Bulk nanocrystalline coppers with grain sizes in the range of — nm could be fabricated under the condition of high current density.
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果表明：在高电流密度下制备出的块体纳米晶铜,晶粒尺寸为 ～nm； |
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Bult&Bisby, Phytophthora palmivora Butler, Pythium aphanidermatum(Eds.)
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Bult&Bisby]、棕榈疫霉(Phytophthora palmivora Butler)、瓜果腐霉[Pythium aphanidermatum(Eds.) |
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Bumping Phenomenon in the Preparation of Chloropinacolone
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-氯代片呐酮制备中冲料现象 |
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Bunnell and Breen-Jupiter procedures used for instability of the resected distal ulna stump resulted in significacnt improvement only in supination ( P <0.0).
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Bunnell和Breen -Jupiter手术仅在旋后位对尺骨切除术后尺骨残端有显著稳定作用 (P <0 .0 )。 |
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Bunsen reaction and hydrogen iodide decomposition in IS(iodine-sulfur) cycle, the most industrialized thermochemical cycle was studied.
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本文研究了最接近工业化阶段的热化学循环——硫碘循环(SI循环)中的Bunsen反应和碘化氢分解反应。 |
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Buoyant ascent, caused only by the difference between the densities of hydrocarbons and water, is the basic mode of the secondary migration.
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是否发生浮力流只取决于油、气与水的密度差,浮力流是二次运移最基本的流动模式。 |
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Burglar design of residential window
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住宅窗口的防盗设计 |
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Buschke-Lowenstein Tumor
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Buschke-Lowenstein瘤的研究现状 |
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Buschke-Loweustein tumor(report of cases)
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Ruschke－Lowenstein瘤（附六例报告） |
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Business Scooter with a Roof
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业务用顶棚小型摩托车 |
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Business and Patents
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企业如何在“专利战”中趋利避害? |
