tertiary相关论文
Ever since the world has been engulfed by the COVID-19 pandemic,caused by SARS-CoV-2 virus,humanity has gone through unt......
BACKGROUND Diabetes mellitus(DM)is a progressively increasing metabolic disorder and a significant public health burden ......
Intra-abdominal infections can be classified into uncomplicated or complicated(peritonitis). Peritonitis is divided into......
Benzylic aroylation of toluenes with unactivated tertiary benzamides promoted by directed ortho-lith
The deprotonative functionalization of toluenes,for their weak acidity,generally needs strong bases,thus leading to the ......
Apatite Fission-Track Datings on Hercynian Granites from Rehamna and Jebilet Massifs(Western Meseta,
This work is based on apatite fission-track analysis of samples(mostly granites)from the basement of the Cretaceous-Tert......
Magnetic susceptibility (MS) is one of the most important indicators of the East- Asia summer monsoon. Presented in this......
Oil source analysis of Upper Tertiary Shawan Formation in Chepaizi area,in the northwest margin of J
Well che89,located in the Chepaizi area in the northwest margin of Junggar basin,acquires high production industrial oil......
About forty productive oil/gas fields hosted in volcanic reservoirs have been found since 1957 in fourteen basins of Chi......
Denudation History of South China Block and Sediment Supply to Northern Margin of the South China Se
On the basis of apatite fission track (AFT) analyses, this article aims to provide a quanti-tative overview of Cenozoic ......
The natural gas reservoir beds of different areas in China can be divided into three kinds,clastic natural gas reservoir......
Clostridium difficile-associated disease:Adherence with current guidelines at a tertiary medical cen
AIM:To assess adherence with the the Society for Healthcare Epidemiology of America(SHEA)/the Infectious Diseases Societ......
Different antibiotic susceptibility between antrum and corpus of the stomach,a possible reason for t
AIM:To assess whether antibiotic resistance varies between the antrum and corpus of the stomach of patients that are eit......
<正> The polymerization mechanism of various vinyl monomers in the presence of aromatic tertiary amines has been studied......
<正> In recent years, underwater fan-shaped bodies consisting mainly of coarse detrital sediments have been found in som......
DISCOVERY OF THE LOWER TERTIARY REEF LIMESTONE IN THE NORTHERN PART OF EAST CHINA AND ITS SIGNIFICAN
<正> The lower Tertiary reef limestone was first found in the Dongying (东营) basin of north Shandong Province. Since th......
<正> The successful results obtained from hydroperoxide-amine （tertiary-butyl hydro-peroxide-triethanolamine, TBH-TEA） red......
<正> Ⅰ. STATE OF THE STUDY ON EUSTATIC FLUCTUATIONS This paper is a brief review of the study of eustatic fluctuations ......
这里，我们在第三级的 Biluoxueshan-Chongshan 的北片断描述可锻、可锻易碎、易碎的变丑式样砍地区躺到东方喜玛拉雅的 Syntaxis 的......
Influence of chromium modification on the properties of MnO_x-FeO_x catalysts for the low-temperatur
Catalytic properties of MnOx -FeOx complex oxide (hereafter denoted as Mn-Fe) catalysts modified with different loadings......
Phosphine-free conversion of alcohols into alkyl thiocyanates using trichloroisocyanuric acid/NH_4SC
A convenient and efficient phosphine-free procedure for the one-pot conversion of primary,secondary and tertiary alcohol......
Amination of tertiary and secondary alcohols using aqueous ammonia as nitrogen source was carried out by a process with ......
The(COCl)2 /Hantzsch ester is found to be an effective system for the metal-free reduction of tertiary phosphine oxides.......
Some recent advances in transition-metal-catalyzed ortho SP~2 C–H functionalization using Ru, Rh, an
In the past decade,transition-metal-catalyzed C–H functionalization by weak coordination has emerged as a practical and......
Syntheses of N-sulfonyl-N,N-disubstituted amidines via a three-component free-radical coupling react
A facile and efficient synthesis of N-sulfonyl-N,N-disubstituted amidines has been achieved via a CuI-catalyzed three-co......
Water pollution has become serious environmental problem nowadays. Advanced oxidation processes(AOP) have been widely ap......
An oxidative amidation of tertiary amines with carboxylic acids has been developed in the presence of Fe Cl3·6H2O as ca......
In recent years, a great deal of interest has been focused on nitrogen-containing extractants for the separation of acti......
Mono- and bis-dialkylaminophenylbuta-1,3-dienyl boron-dipyrromethenes(BODIPYs) 1–12 were synthesized in 36%–42% yields......
A model of Suzhou water resources carrying capacity (WRCC) was set up using the method of system dynamics (SD). In the m......
The selective transalkylation of N-methyl tertiary amines with 3,4-dibromobutenolides is described.The N-methyl group of......
A general and efficient Lewis acid catalysed Mukaiyama-aldol reaction of difluoroenoxysilanes and ke
We report a general and highly efficient Mukaiyama-aldol reaction of ketones and difluoroenoxysilanes.While the reaction......
Exceedingly fast preparation of trifluoromethyl tertiary alcohols has been accomplished from methyl ketones and trifluor......
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In the 1950s, research on natural regionalization for highway was set out in China. This paper reviews its history and i......
A cross-sectional survey on current status of type 2 diabetes mellitus with overweight or obesity in
Objective To explore the glycemic control statusand related risk factors of overweight or obesity patients with type 2 d......
The Yangtze River Delta, a manufacturing powerhouse,is looking to the tertiary sector for fresh momentum The sprawling U......
1 Geological settingThe King George Island is the largest one in South Shetland Islands, West Antarctica,with an area o......
Preface for the New Edition Wang Jiyang?1) Advances Study of China抯 Ultrahigh-Pressure Metamorphic Rocks in the Past 15......
The Asri basin is a typical half-graben basin. The east side of the basin is a steep slope controlled by syn-rifting and......
Petrography and Geochemistry of Peridotite Xenoliths from Hannuoba and Significance for Lithospheric
The compositions of the whole rocks and trace elements of minerals in peridotites can reflect the characteristics of the......
Strain and kinematic vorticity analysis:An indicator for sinistral transpressional strain-partitioni
This work deals with the preliminary relationship between strain path and strain partitioning pattern in a sinistral tra......
The article analyzed the spatial division of industries of the Pearl River Delta (PRD) in the 1990s, a period that witne......
A cross-sectional survey on prevalence and risk factors for abnormal plasma liver enzymes in overwei
Objective To explore the prevalence and risk factors for abnormal plasma liver enzymes in patients with type 2diabetes m......
Amine is usually considered as antioxidant, inhibitor or chain transfer agent. Aromaticsecondary amine and hindered pip......
Spatial Pattern Evolution and Casual Analysis of County Level Economy in Changsha-Zhuzhou-Xiangtan U
In order to evaluate whether or not the county units′ economy in the Changsha-Zhuzhou-Xiangtan(Chang-Zhu-Tan) Urban Agg......
According to Shanghai Municipal Commission of Economic Relations and Trade, in the first quarter of this year,the city, ......
According to the spokesmanJigme Dorje,head ofthe Statistics Department of the Tibet AutonomousRegion on a conference co......
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Identifi cation and decomposition of regional economic disparity for the west coast of Taiwan Strait
Regional economic disparity is a hot issue in the development of society and economy.As the conjunct of the Yangtze Rive......
