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[期刊论文] 作者:Ellham A. Taha,,
来源:药物分析杂志 年份:2004
Objective: To develope two simple and accurate spectrophotometric methods for the determination of meloxicam (Ⅰ) in presence of its degradation products, 5 - m...
[期刊论文] 作者:Jessica A. Larson-Wang,,
来源:国际人才交流 年份:2004
Bring gifts The nice thing about visiting Chinese families is that while it is polite to bring gifts, generic gifts are expected and even welcome. You don't hav...
[期刊论文] 作者:Omar A. IBRAHIMI,
来源:Chinese Chemical Letters 年份:2004
Intramolecular cyclization of N-alkoxyl amines are studied for the stereoselective preparation of 2, 4-disubstituted pyrrolidine derivatives. Reduction of oxim...
Identification of Mesoproterozoic zircons in a Triassic dolerite from the Liaodong Peninsula, Northe
[期刊论文] 作者:Simon A. Wilde,
来源:Chinese Science Bulletin 年份:2004
Thick Neoproterozoic strata are widespread in the Dalian region, Liaodong Peninsula, Northeast China. SHRIMP zircon U-Pb dating of dolerite intruded into Neo-pr...
Paleomagnetic age and palaeobiological significance of hominoid fossil strata of Yuanmou Basin in Yu
[期刊论文] 作者:Friedrich A. Heller,
来源:Science in China(Series D:Earth Sciences) 年份:2004
The two sections containing hominoid fossils in the Yuanmou Basin, Yunnan Prov-ince have been studied by means of magnetostratigraphy. The results are as follow...
[期刊论文] 作者:A. V. Tarasov,
来源:硫酸工业 年份:2004
研究了一种在反应器-转化器将天然气转化为含一氧化碳和氢气的转化气、在催化反应器中用甲烷转化产物将二氧化硫还原为元素硫的工艺.高温转化器(1 100~1 300℃)中天然气流量为...
Development of Newer Approaches to Male Contraception: Prospects of Availability for Mass Applicatio
[期刊论文] 作者:A. Jagannadha Rao,
来源:生殖与避孕(英文版) 年份:2004
Progress in development ofa simple, effective reversible male contraceptive has been difficult due to the indispensable role of testosterone in spermatogenesis...
[期刊论文] 作者:Thomas A. Trautner,,
来源:Bulletin of the Chinese Academy of Sciences 年份:2004
“I participated within the CAS/MPG cooperation in the introduction of Independent Junior Research Groups at institutes of the CAS.This activity is among the mo...
[期刊论文] 作者:David A. Yerger,,
来源:国际人才交流 年份:2004
It was a cool foggy morning in Palm Beach , Florida the morning my friend dropped me off at the airport at 6 AM. He said , “ Are you really leaving today for C...
[期刊论文] 作者:Vyacheslav A. Boguslayev,,
来源:中国民用航空 年份:2004
2009年7月3日将是一个值得纪念的日子--1954年的这天,中国第一架飞机CJ-5教练机装载着由A.G.伊夫琴科领导设计的M-11系列活塞发动机首July 3, 2009 will be a memorable da...
[期刊论文] 作者:A.丁尼生,,
来源:中学英语园地(初三版) 年份:2004
请下载后查看,本文暂不支持在线获取查看简介。Please download to view, this article does not support online access to view profile....
[期刊论文] 作者:AARON A. VESSUP,,
来源:Beijing Review 年份:2004
Capturing many styles of oxen in gold, bronze,or dressed in colorful lights, is a delight to my camera eyes. In this, the Year of the Ox in the Chinese calendar...
[期刊论文] 作者:Aaron A. Vessup,,
来源:Beijing Review 年份:2004
Most travelers these days will be quick to reveal exciting places they have just returned from,or destinations toward which they are heading,that have promised...
[期刊论文] 作者:A.,
来源:Journal of Hydrodynamics(Ser.B) 年份:2004
Alternative refrigerant R-134a is considered to be ozone-friendly and a potential candidate for replacing the refrigerant R-12 in refrigeration and air-conditio...
[期刊论文] 作者:A. Lima,E. Romero,A. Gens,J. M,
来源:岩石力学与岩土工程学报(英文版) 年份:2004
Boom clay formation is a potential natural host rock for geological disposal of high-level nuclear waste in Belgium. Heating pulse tests with controlled power s...
[期刊论文] 作者:ARCHNA,A. K. SINGH,A. V. N. PA,
来源:昆虫学报 年份:2004
采用培养皿法对营养生长期和开花期的9个水稻栽培种(Pusa Sugandh-2, Pusa Basmati-1, Pusa-2511, Pusa Basmati-370, Pusa-1077, Karnal Local, PRR-78, Jaya, Pusa-1238)和...
[期刊论文] 作者:A. Bourezg Belkhir,金振民,A. Bouc,
来源:工程地球物理学报 年份:2004
通过对阿尔及利亚东北部Tafna盆地区域地质资料、地震活动规律、震源分布和震源机制分析,详细研究了该盆地的地震构造模式.由地震震源机制分析可知Tafna盆主要受到NE-SE的挤...
[期刊论文] 作者:WEBER K.J.,JAYAPRASAD A.,SMITH P.J.,BLAKERS A.,,
来源:Rare Metals 年份:2004
Plasma ammonia treatment at 400 ℃ leads to de-passivation of a fully hydrogenated Si-SiO2 interface, and to passivation of a fully de-hydrogenated Si-SiO2 inte...
[期刊论文] 作者:Monto A.,Dove L.M.,Bostrom A. ,徐瑞,,
来源:世界核心医学期刊文摘(胃肠病学分册) 年份:2004
阜阳市局 £4a 局长——_MINtkMMtgj’#lnH$B——q.M——D收束志不他只邀狲位J则【科校为先导推动地租工作.B为广为戳民U用凶盼引眯B.习.互们羹宽.互狈槽竺汹IAn.刊 办好杂志。必...
[期刊论文] 作者:ZHANG Shao-He,A. A. Belkov,S. Shulga,CHEN Guo-Ming,
来源:中国物理快报(英文版) 年份:2004
The results of two Monte Carlo generators for production of Bc mesons in pp collisions are compared at the large hadron collider energy √s = 14 TeV. In the stu...
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