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[期刊论文] 作者:B. Timble,
来源:国际纺织导报 年份:2004
PBO纤维是非常强的合成纤维,是新一代的超高技术纤维,具有极好的力学性能和热性能,非常好的模量、强度和极强的耐化学品性,这些性能使PBO纤维成为高技术用的最佳材料.制造工...
Estimation of the Ballistic Effectiveness of3,4-and3,5-Dinitro-1-(trinitromethyl)-1H-Pyrazoles as Ox
[期刊论文] 作者:LEMPERT David B.,DALINGER Igor,
来源:火炸药学报 年份:2004
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[期刊论文] 作者:Larry B. Goldstein,Robert Adam,
来源:国际脑血管病杂志 年份:2004
背景和目的:本指南提供有关各种确定和潜在的卒中危险因素证据的概述,并提供降低卒中风险的推荐.方法:写作组成员由委员会主席根据每位作者先前在相关课题领域中的工作提名,...
[期刊论文] 作者:Vasanthi B. Kotian,Jayaram She,
来源:国际眼科杂志 年份:2004
目的:白内障手术技术在近年已经得到了很大提高.本文提出了一项创新且操作简便的隧道内小梁切除术,并发症少,用于治疗白内障合并原发性开角型青光眼(primary open angle glau...
[期刊论文] 作者:B. Soglo,YANG Xianhui,
来源:清华大学学报(英文版) 年份:2004
This paper presents a framework for networked control system simulation (NCSS) to enable the analysis of the influence of network transmissions on the performan...
[期刊论文] 作者:B. Johnson,C. T. Lankford,
来源:硫酸工业 年份:2004
介绍托普索公司WSA工艺在Rentech公司煤气化项目废气净化中的应用.该技术的主要设备是WSA冷凝器.与传统硫酸生产技术相比,WSA工艺所需设备较少,因此投资、操作和维修费用较低...
Biodiversity of endophytic fungi from seven herbaceous medicinal plants of Malnad region, Western Gh
[期刊论文] 作者:B. Shankar Naik,M. Krishnappa,,
来源:林业研究(英文版) 年份:2004
A total of 3611 fungal isolates were recovered from 4200 leaf segments incubated from 7 medicinal herbs during monsoon, winter and summer seasons. These fungal...
[期刊论文] 作者:Robert B. Mellins,Dadid Evans,,
来源:实用乡村医生杂志 年份:2004
据了解,目前约有40%~50%的医嘱得不到患者的正确执行,而通过医生与患者进行有效的沟通,可以提高患者对用药方案的依从性.本文介绍了一种针对哮喘患者制定的长期治疗方案,并强...
[期刊论文] 作者:Jens ECKARDT,Peter B. LICHT,
来源:中国肺癌杂志 年份:2004
既往研究显示,经支气管超声引导针吸活检(endobronchial ultrasound-guided transbronchial needle aspiration,EBUS-TBNA)是一项微创技术,可用于肺癌患者的纵隔分期、胸腔内...
[期刊论文] 作者:Nur Kaluç,Pinar B. Thomas,
来源:生物科学与医学(英文) 年份:2004
Hypochlorous acid (HOCl) is a strong oxidant produced by activated neutrophils via the myeloperoxidase (MPO) enzyme in order to fight against infections. Becaus...
[期刊论文] 作者:Muhammad Munawar,Bambang B. Si,
来源:黑龙江科技学院学报 年份:2004
Background Coronary artery fistula (CAF) is a rare anomaly.Transcatheter CAF closure has been introduced using various materials,but only few data are available...
[期刊论文] 作者:LAN Ye-Qing,YANG Jun-Xiang,B.,
来源:土壤圈(意译名) 年份:2004
The kinetics of Cr(Ⅵ) reduction by sulfide in soil suspensions with various pHs, soil compositions, and Fe(Ⅱ) concentrations was examined using batch anaerobi...
Pollination systems, biogeography, and divergence times of three allopatric species of Schisandra in
[期刊论文] 作者:Jian-Hua FAN,Leonard B. THIEN,,
来源:植物分类学报 年份:2004
This study analyses the pollination systems and biogeography of three allopatdc species of Schisandra (Section Euschisandra) consisting of S.glabra (North Ameri...
Chlorophyll, anthocyanin, and gas exchange changes assessed by spectroradiometry in Fragaria chiloen
[期刊论文] 作者:Miguel Garriga,Jorge B. Retama,
来源:植物学报(英文版) 年份:2004
Chlorophyl and anthocyanin contents provide a valuable indicator of the status of a plant’s physiology, but to be more widely utilized it needs to be assessed...
[期刊论文] 作者:B.阿德尼伊,
来源:水利水电快报 年份:2004
尼日利亚于20世纪60年代兴建的卡因吉多目标工程,是该国水利和能源基础设施的重要组成部分.虽然最近几年对工程个别部位进行了修理和改造,但始终没有开展全面的修复改造.现正...
[期刊论文] 作者:Er.Shri Ram CHAURASIA,Pande B.,
来源:国际泥沙研究(英文版) 年份:2004
This paper summarizes the design equations for local scour depth around bridge abutments as proposed by different investigators, and also the different factors,...
[期刊论文] 作者:Alexander B. ZOLOTOV,Payel A.A,
来源:北京建筑工程学院学报 年份:2004
对结构分析中的离散-连续有限元法(DCFEM)进行了研究.给出了该方法的运算及变分公式.对于在一个方向物理及几何参数为常量的结构,其离散一连续设计模型是建立在所谓的离散一...
Zirconyl Chloride Promoted Highly Efficient Domino Synthesis of New 1, 2, 3, 4-Tetrahydroquinoline D
[期刊论文] 作者:NAGAWADE,Devanand B.,
来源:中国化学快报(英文版) 年份:2004
The tetrahydroquinoline moiety is a structural feature of many natural products. By using a domino reaction of aromatic amines and cyclic enol ethers catalyzed...
[期刊论文] 作者:Esabi B. KURBANOGLU,Mesut TASK,
来源:催化学报 年份:2004
(S)-1-(2-chlorophenyl)ethanol is a key intermediate of L-cloprenaline used for relieving asthma symptoms. The asymmetric reduction of 2-chloroacetophenone 1 to...
[期刊论文] 作者:Rumpa Chakraborty,B. N. Mandal,
来源:船舶与海洋工程学报(英文版) 年份:2004
The problem of water wave scattering by a thin vertical elastic plate submerged in uniform finite depth water is investigated here. The boundary condition on th...
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