搜索筛选:
搜索耗时0.9416秒,为你在为你在102,285,761篇论文里面共找到 1,000 篇相符的论文内容
类      型:
[期刊论文] 作者:KevinX.D.Huang,GuoqiangTian,Yu, 来源:Regular Articles 年份:2004
Faced with complicated external and internal challenges,China's economy continues to see sluggish growth in 2018.Rapid accumulation of household debts,exacerbat...
[期刊论文] 作者:Xiao Yu Wu, 来源:中国化学快报(英文版) 年份:2004
The application of high temperature liquid water (HTLW) to decomposition of lignin as efficient and green solution for phenolic compounds recovery was studied....
[期刊论文] 作者:SONG Yu'e, 来源:华中科技大学学报(医学)(英德文版) 年份:2004
To evaluate the safety and efficacy of tirofiban, a specific inhibitor of the platelet glycoprotein Ⅱ b/Ⅲa receptor, in the treatment of unstable angina and m...
[期刊论文] 作者:Yu Fei SONG, 来源:中国化学快报(英文版) 年份:2004
This paper reports a continous study of the use of short chain peptides as carriers of a potential antitumor agents: 2,6-dimethoxyhydroquinone-3-mercaptoacetic...
[期刊论文] 作者:ZHENGJianping,ZHANGRuisheng,YU, 来源:黑龙江科技学院学报 年份:2004
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
[期刊论文] 作者:ZHANGShu-juan,FENGShao-hong,YU, 来源:环境科学学报(英文版) 年份:2004
[期刊论文] 作者:Xiu Yuan YU, 来源:黑龙江科技学院学报 年份:2004
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
[期刊论文] 作者:YU J. J., 来源:Chemical Research in Chinese Universities 年份:2004
We have successfully demonstrated that high quality and high dielectric constant layers can be fabricated by low temperature photo-induced or -assisted processi...
[期刊论文] 作者:Yu Qian SU,Ming Yu NIU,Shu Xia, 来源:中国化学快报 年份:2004
A novel intermolecular phosphoryl transfer from O-trimethylsilyl-N-(O, O-diisopropyl) phosphoryl serine trimethylsilyl ester to N, N-bis(trimethylsilyl) histidi...
[期刊论文] 作者:Shan Bao Yu,Li Juan Zhang,Yu L, 来源:中国化学快报 年份:2004
This paper described a practical five-step synthetic approach for 2-amino-5-methoxylpropiophenone in 45% overall yield, using 3-chloropropiophenone as the start...
[期刊论文] 作者:Jiao Ma,Yu Tong,Dan Yu,Meng Ma, 来源:中国神经再生研究(英文版) 年份:2004
A number of studies have confirmed the existence of tissue-type plasminogen activator-independent roles of neuroserpin, a member of the serine protease inhibito...
[期刊论文] 作者:Yu Chen,Yu Shan,You Yi Zhao,Qi, 来源:中国化学快报(英文版) 年份:2004
Two new triterpenoid saponins named lonimacranthoide Ⅳ (1) and lonimacranthoide Ⅴ (2) were isolated from the flower buds of Lonicera macranthoides Hand.-Mazz....
[期刊论文] 作者:Cheng Yu LI,Xue Ping LI,Yu Tao, 来源:中国化学快报(英文版) 年份:2004
Nanocrystalline TiO2 thin films were successfully prepared by a new "water-cooked"method on both conductive glass substrates and flexible substrates at low temp...
[期刊论文] 作者:Xiao Zhong Fu,Yu Ou,Jan Xin,Yu, 来源:中国化学快报(英文版) 年份:2004
A series of novel mono (2,2,2-trifluoroethyl) esters, mono L-amino acid ester prodrugs of acyclic nucleoside phosphonates was synthesized and their in vitro ant...
[期刊论文] 作者:Shan Bao Yu,Hao Min Liu,Yu Luo, 来源:中国化学快报(英文版) 年份:2004
Asymmetric conjugated addition of allylcopper reagents derived from an allyl Grignard reagent and CuBr·Me2S to chiral α,β-unsaturated N-acyl oxazolidinones h...
[期刊论文] 作者:Hui Yu,Yu Zhe Li,Qiong Liu,Mei, 来源:中国化学快报(英文版) 年份:2004
A novel one-pot protocol for the synthesis of substituted 2-aminooxazoline from isonitriles and 2-aminoethanol was developed and the reactions involved imidoyl...
[期刊论文] 作者:Yu Chen,Hong Qi Tao,Yu Hui Kou, 来源:中国化学快报(英文版) 年份:2004
The first synthesis of pillar[7]arene is reported with two methods.Method A:the FeCl3-catalyzed condensation reaction of 1,4-dimethoxybenzene (1) with paraforma...
[期刊论文] 作者:Hai Tao YU,Yu Juan CHI,Hong Ga, 来源:中国化学快报 年份:2004
Two possible lower barrier reaction pathways in the reaction HF+HOBO → H2O+FBO are predicated by means of MP2 and CCSD(T) (single-point) methods. In the two ch...
[期刊论文] 作者:Hai Tao YU,Yu Juan CHI,Hong Ga, 来源:中国化学快报 年份:2004
A possible isomerization channel from BrONO (bromine nitrite) to BrNO2 (nitryl bromide) is predicted by means of MP2 and QCISD(T) (single-point) methods. The ch...
[期刊论文] 作者:De Yu LI,Jing Guang YU,Xiu Zhe, 来源:中国化学快报 年份:2004
Muricatenol 1, a new acetogenin, has been isolated from the seeds of Annona muricata L.. Compound 1 is a C37 acetogenin without any THF rings, with four hydroxy...
相关搜索: