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[期刊论文] 作者:HAO Wenfeng FAN Shuanshi WANG,
来源:化工学报 年份:2003
Three experiments of static state storage method, low-temperature and constant-pressure storage method and low-temperature and constant-pressure storage method...
[期刊论文] 作者:LUO San-Zhong MI Xue-Ling WANG,
来源:有机化学 年份:2003
The introduction of function group at the α-position of α, β-unsaturated carbonyl derivatives and related com pounds is a versatile protocol in organic synth...
[期刊论文] 作者:HU Wen-Xiang WANG Jian-Ying XU,
来源:有机化学 年份:2003
Naloxone (1) is one of the 14-hydroxyl substituted opium antagonists which are valuable medications for treat ment of opiate abuse, opiate overdose, and alcohol...
[期刊论文] 作者:SHAO Zhi-Hui CHEN Jing-Bo WANG,
来源:有机化学 年份:2003
The Amaryllidaceae alkaloids have attracted considerable attention for their interesting biological activities. [1] Many of these tyrosine derived alkaloids[2]...
[期刊论文] 作者:LIU Zhan-Zhu TANG Ye-Feng WANG,
来源:有机化学 年份:2003
Ecteinascidin 743 (Et-743) is an exceedingly potent antitumor agent isolated from the marine tunicate Ecteinascidia turbinate. As its structurally simplified ve...
[期刊论文] 作者:WANG Jian-guo, LI Zeng-zhi, KO,
来源:国际设备工程与管理:英文版 年份:2003
The dispensing mechanism of active code is a key technology in an active network. Conventional capsule and programmable switch approaches have their own shortco...
[期刊论文] 作者:ZHANG Hong-wei,WANG En-gang,HE,
来源:钢铁研究学报:英文版 年份:2003
The influence of billet size on continuous casting was studied using the 3-D coupled turbulent flow, solidification and solute transport model. It is shown that...
[期刊论文] 作者:HU Wen-Xiang WANG Jian-Ying XU,
来源:有机化学 年份:2003
1α, 25-Dihydroxyvitamin D3 (1), the hormonally active form of vitamin D3, plays an important role in the modulation of cell proliferation and cell differentiat...
[期刊论文] 作者:LIANG Shu-Cai WANG Hong ZHANG,
来源:有机化学 年份:2003
The identification and determination of thiol compounds is essential both for the clinical diagnosis and the con trol of diseases because alteration of their co...
Novel Three-Component Reaction Catalyzed by Dirhodium(Ⅱ) Acetate: Decomposition of Phenyldiazoacetat
[期刊论文] 作者:WANG Yuan-Hua ZHU Yan-Xin CHEN,
来源:有机化学 年份:2003
A novel three-component carbon-carbon forming reaction is discovered. Reaction of methyl phenyldiazoacetate with both imine and arylamine in the presence of dir...
[期刊论文] 作者:WANG Jin-Xin ZHANG Chao-Xin LI,
来源:有机化学 年份:2003
Chiral β-hydroxyl-γ-butyrolactones have attracted substantial interest in recent years due to their presence inmany strongly active natural products having an...
[期刊论文] 作者:SHI Yu-hau WANG Yu-hong 等,
来源:高等学校化学研究:英文版 年份:2003
The present paper covers a generic and dynamic framework for the web publishing of bioinformatics databases based upon a meta data design, Java Bean, Java Serve...
SYNTHETIC STUDIES ON BLOOD COMPATIBLE BIOMATERIALS13: A NOVEL SEGMENTED POLYURETHANE CONTAINING PHOS
[期刊论文] 作者:Lin Chen Ling Wang 等,
来源:高分子科学:英文版 年份:2003
A new phosphorylcholine, (6-hydroxy)hexyl-2-(trimethylammonio)ethyl phosphate (HTEP), was synthesized and characterized. Segmented polyurethane (SPU) containing...
[期刊论文] 作者:Eeng He Ying-xia Wang 等,
来源:高分子科学:英文版 年份:2003
Porcine pancreas lipase (PPL) and PPL immobilized on narrow distributed micron-sized glass beads were employed successfully for the ring-opening polymerization...
Three-dimensional calculations of the currents in the Huanghai Sea and East China Sea during June of
[期刊论文] 作者:Huiqun Wang Yaochu Yuan Yongga,
来源:海洋学报:英文版 年份:2003
Based on the wind and hydrographic data obtained by R/V Xiangyanghong 14 duringJune of 1999, the currents in the Huanghai Sea and East China Sea are computed by...
[期刊论文] 作者:WANG Shao-Min YAN Xue-Bin ZHAN,
来源:有机化学 年份:2003
It is very important to selectively protect or deprotect functional groups in organic synthesis, [1] especially in sugar chemistry where many hydroxyl groups of...
The effect of plastic constraint on the initiation of ductile tears in shipbuilding structural steel
[期刊论文] 作者:Qing-fen Li,Peng Wang,Zheng-yi,
来源:船舶与海洋工程学报:英文版 年份:2003
In this paper, the effect of plastic constraint on the initiation of ductile tears in four different shipbuilding structural steels has been experimentally stud...
[期刊论文] 作者:Jian-fang Wang,Ji-de Li and Xi,
来源:船舶与海洋工程学报:英文版 年份:2003
In this paper, a 3D source distribution technique is used to calculate the coupled motions between two ships which advance in the wave with the same speed. The...
Deep Processes of Basin Evolution:A Case Study of the Southern Songliao Basin and Adjacent Area,NE C
[期刊论文] 作者:Rihui Cheng Dongpo Wang Linfu,
来源:世界地质:英文版 年份:2003
In south of the Songliao Basin and adjacent area of NE China, there are several high conductive layers in crust and upper mantle. Those layers are interpreted a...
Reservoir Volcanic Rocks: Geology and Geochemistry, the Mesozoic Non-Marine Songliao Basin, NE China
[期刊论文] 作者:Pujun Wang Zhiqiang Feng Frank,
来源:世界地质:英文版 年份:2003
The reservoir volcanic rocks in Songliao Basin include the Lower Cretaceous (Klyc Form., 114~135 Ma,acidic rocks) and the Upper Jurassic (J3hs Form., 145~158 Ma,...
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