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MCRs for preparation of chromenopyridines under reflux conditions and chromenes at room temperature conditions from diff......
[目的]探讨低聚壳聚糖与EM菌的协同效应,为将该类产品应用于动物保健、水产养殖、污水处理等领域提供理论依据。[方法]将不同浓度......
The anodic behavior of neodymium in acidic Al Cl3-1-ethyl-3-methyl-imidazolium chloride(Al Cl3-EMIC) ionic liquid was in......
The phase transition, from asubcriticalstate to a gaseousstate, of the natural gas with high H_2S content and thesolubil......
Eutrophication and algal bloom has been occurring in the Three Gorges Reservoir ever since the reservoir’s impoundment ......
INTRODUCTION During the last decades, the processes of enrichment of sulphide ores have been extensively studied in the......
(Z)-Hexadenes,their epoxides and arylanalogs were prepared s’tereo-specifically by Wittig reaction of alkylidenetriphe......
This study reports the kinetic experimental results of albite in water and in KCI solution at 22 MPa in the temperature......
Five typical land covers in West Tiaoxi catchment of China, including mulberry garden, bamboo forest, pinery, vegetable ......
[Objective] The aim of this study was to develop a cheap and localized microbial agent so as to solve high cost of micro......
近几年，饮用水安全问题屡见报端，净水器也跟着“火”了一把。 可是你想买台净水器对抗“污水”吧，又担心过滤出的纯水不利于健康。......
The refractory gold ores associated with rich copper and trapped in pyrite and quartz were studied. With conventional te......
Slag refining,as an important option for boron removal to produce solar grade silicon(SOG-Si) from metallurgical grade s......
The modification of MgO·Al2O3 spinel inclusions in Al-killed steel by Ca-treatment has been studied by industrial trial......
The Manasarovar Basin in southern Tibet, which is considered a holy land in Buddhism, has drawn international academic a......
The purpose of this study was to overcome the disadvantages of ammonia-nitrogen wastewater pollution and high cost of so......
The Capacity of a State to Institu-tionalize Social Movements De-pends on the Relations betweenthe S
Studies on social movement and theoryof revolution are of utmost importance topresent-day China. Generally speaking, in ......
Flos Lonicerae is a medically useful traditional Chinese medicine herb. However, little is known about the antioxidant p......
Mixed Stearic acid and poly(3,4-ethylenedioxythiophene)/poly(4-styrenesulfonate) (PEDOT/PSS) Langmuir- Blodgett(LB) film......
This paper reports the study on the polymer protected catalyst CPVC-FeCl3 used in esterification, transesterification, ......
Heteropoly-complexes K17[Ln(CuW11O39)2].xH2O(Ln = La, Ce, Pr, Nd, Sm, Eu, Gd, Dy) were prepared. The properties of the ......
A new series of bone affinity compounds were synthesized by linking emodin with 5-fluorouracil derivatives. Their bone a......
本研究的目的是优化二甲基姜黄素类脂囊泡的制备工艺,提高二甲基姜黄素溶解度,并考察二甲基姜黄素类脂囊泡的稳定性。通过薄膜分散......
Fluoroquinolone antibiotics (FQs) are frequently detected as emerging pollutants in aqueous environments.In this study,k......
The dynamic recrystallization(DRX)behavior of Nb-Ti microalloyed steels was investigated by isothermal single compressio......
Tempered tool steel 5Cr15MoV was normalized at different temperatures followed by air-cooling.It is found that the hardn......
In order to study the effect of intermaetallics on the corrosion behaviour of 7A52 aluminum alloy,the alloy was characte......
The chemical stripping method of titanium alloy oxide films was studied. An environment friendly solution hydrogen perox......
Using the most recent hydrologic and water quality data issued by U.S. Geological Survey, this paper deals with the pol......
The back propagation (BP)-based artificial neural nets (ANN) can identify complicated relationships among dissolved gas ......
天麻人工栽培中共生萌发菌和蜜环菌的简易培养技术,即利用普通家庭现有条件进行相关共生菌的培养,如利用普通住房一角作为接种室和......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
光声光谱气体检测技术具有精度高、检测范围宽、不消耗被测气体和载气等优点，适用于油浸式电气设备油中溶解气体的在线监测。对气体......
