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Synthesis of cyclic β-silylenones via oxidative rearrangement of tertiary α-hydroxy allylsilanes wit
[期刊论文] 作者：Xia Wu,Jian Lei,Zhen Lei Song,
来源：中国化学快报（英文版） 年份：2004
An oxidative rearrangement of cyclic tertiary *-hydroxy allylsilanes has been carried out in refluxing ClCH2CH2Cl with pyridinium chlorochromate (PCC). The reac...
[期刊论文] 作者：WANG Lei,ZHENG Qing-chuan,SONG,
来源：高等学校化学研究（英文版） 年份：2004
Two novel compounds (4a and 4b) were obtained by the association of 2,2,4-trimethyl-3-hydroxy-5-cyclohexenecarboxylate with (S)-isoserine derivatives. The space...
Plasma Homocysteine and Gene Polymorphisms Associated with the Risk of Hyperlipidemia in Northern Ch
[期刊论文] 作者：LEI HUANG,XIAO-MING SONG,WEN-L,
来源：生物医学与环境科学（英文版） 年份：2004
To examine the relationship between occurrence of hypedipidemia,plasma homocysteine and polymorphisms of methylenetetra hydrofolate reductase (MTHFR) gene and m...
Acid mine drainage and heavy metal contamination in groundwater of metal sulfide mine at arid territ
[期刊论文] 作者：LEI Liang-qi,SONG Ci-an,XIE Xi,
来源：中国有色金属学报（英文版） 年份：2004
The issues of acid mine drainage (AMD) and heavy metals contamination in the metal sulfide mine in the arid district were explored, through studying the acidifi...
Comparative study of 4Fr catheters using the ACIST variable rate injector system versus 6Fr catheter
[期刊论文] 作者：HOU Lei,WEI Yi-dong,SONG Jing,,
来源：中华医学杂志（英文版） 年份：2004
Background The transradial approach is regarded as a useful vascular site for coronary procedures. The aim of this study was to test whether 4Fr catheters assis...
REE behavior and effect factors in AMD-type acidic groundwater at sulfide tailings pond, BS nickel m
[期刊论文] 作者：LEI Liang-qi,SONG Ci-an,XIE Xi,
来源：中国有色金属学会会刊（英文版） 年份：2004
AMD(Acid Mine Drainage)-type acidic groundwater (pH＜4) from oxidizing sulfide tailings in BS nickel mine (Western Australia) is of higher total rare earth elemen...
[期刊论文] 作者：CHEN Rufen,ZHANG Lei,SONG Xiuq,
来源：稀有金属（英文版） 年份：2004
Iron(Ⅲ)-doped nanostructure TiO2-coated SiO2 (TiO2/SiO2) particles were prepared using the layer-by-layer assembly technique and their photocatalytic property...
[期刊论文] 作者：ZHANG Fuzeng,SONG Lei,LI Ruiha,
来源：高电压技术 年份：2004
To solve the contamination flashover problem for transmission lines in high-altitudes area, an analysis of the {lashover performance of contaminated ± 800 kV u...
[期刊论文] 作者：He Fayu,Sun Chuanyao,Song Lei,
来源：金属矿山 年份：2004
研究了磨矿环境对方铅矿、闪锌矿单矿物及双矿物磨矿矿浆化学性质的影响.结果表明,采用瓷介质磨矿时,单矿物体系的矿浆化学性质主要受硫化矿物局部电池作用的影响,双矿物体系...
[期刊论文] 作者：SONG Bo,LEI Mei,CHEN Tongbin,Z,
来源：环境科学学报（英文版） 年份：2004
A systematic survey of As, Cd, Cr, Cu, Ni, Pb and Zn concentrations in vegetables from 416 samples (involving 100 varieties) in Beijing was carried out for asse...
[期刊论文] 作者：SONG Yu-qiang,牛俊帮,LEI Yi,
来源：实验技术与管理 年份：2004
为了提高"机械热加工实习"的教学质量和建设精品课程,本着便于学生学习课程内容、查阅教学资料和符合精品课程建设要求的原则,采用"天空教室精品课程开发系统"开发了"机械热...
[期刊论文] 作者：MA Lei,SONG Ming-Tao,CAO Yun,Z,
来源：核技术（英文版） 年份：2004
In order to research multi-component ion beam transport process and improve transport efficiency, a special simulating program for ECR beam is becoming more and...
[期刊论文] 作者：Jian SONG,Xiao Lei WANG,Yue Ju,
来源：中国化学快报（英文版） 年份：2004
β-2',3'-Dideoxy-2'-fluoro-3'-hydroxymethylarabinofuranosylthymine 10 and cytosine 12 were synthesized from L-xylose and were found to be inactive against HIV-1...
[期刊论文] 作者：SONG Xiu,WANG Lei,LIU Yang,MA,
来源：稀有金属 年份：2004
The microstructure and precipitation characteristics of 22Cr-14W-2Mo superalloys added with various La contents have been studied by SEM, TEM and EDX. It is fou...
The Role of Rutile during Partial Melting of Subducted Crust in North Qaidam UHPM Belt (NW China): I
[会议论文] 作者：ZHANG Guibin,ZHANG Lifei,SONG Shuguang,HAN Lei,
来源：The First Joint Scientific Meeting of Geological Society of 年份：2004
...
[期刊论文] 作者：Lei,
来源：中国纺织 年份：2004
阳春三月,中国流行色协会迎来了我国色彩事业大发展的又一个春天.为充分发挥色彩研究和应用在我国经济和社会发展中诮有的地位，让全社会各行各业更加重视色彩关注色彩,更好的...
[期刊论文] 作者：Lei,
来源：中国纺织 年份：2004
3月31日,由中国纺织工业协会新闻中心和福建威鹿制衣有限公司共同举办"威鹿1881男装暨形象代言人谭咏麟‘环保行动'新闻发布会"在北京人民大会堂举行....
[期刊论文] 作者：ｓｏｎｇ,
来源：中国化妆品（时尚版） 年份：2004
在美貌、机遇、演技、绯闻并重的娱乐圈里，张柏芝样样出色，所以她大红大紫，如日中天，星途璀璨，她的一哭一闹，一笑一怒，一天24小时，都是人们关注的焦点，感情上的分分合合、起起落落如同连环画一样展现在人们面前。娱乐圈就像一把双刃剑，让她名利双收、尽情享乐的同时，不得不......
[期刊论文] 作者：Zhu Lei,Zhu Lei,
来源：读与写（教育教学刊） 年份：2004
...
[期刊论文] 作者：LEI Nan,LEI Nan,
来源：海外英语 年份：2004
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