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A new one-step synthesis of 3-hydroxymethylbenzofuran,based on intramolecular cyclization of 2-(methoxymethyl)-2-(20-met......
An improved and practical synthesis of enzalutamide was accomplished in five steps.Starting from 4-bromo-2-fluoro-benzon......
Tacolimus Postconditioning Alleviates Apoptotic Cell Death in Rats after Spinal Cord Ischemia-reperf
The effects of tacrolimus postconditioning on protein-serine-threonine kinases(Akt) phosphorylation and apoptotic cell d......
Elastic lidar observations of profiles of the aerosol extinction, backscattering coefficients, and the lidarratio have ......
By using an automatic adiabatic calorimeter the heat capacity measurements in the tem-perature range of 220—320K for H......
A novel process for the wet cleaning of GaAs surface is presented.It is designed for technological simplicity and minimu......
A signal processing method for the friction-based endpoint detection system of a chemical mechanical polishing(CMP) proc......
This paper presents a low noise complimentary metal-oxide-semiconductor(CMOS) detection chip for amperometric electroche......
A bond coat for thermal barrier coating (TBC), NiCrAlY coating, is subjected to vac-uum heat treatment in order to remov......
以暹罗芽孢杆菌为研究对象,它具有较高的表面积／体积比,吸附性能良好.前人关于暹罗芽孢杆菌的研究多集中在它降解纤维素淀粉或抗菌......
As the accumulator is the most produced and widest used type of, innovative secondary batteries have been developed to s......
The method of designing electromagnetic invisible cloaks is usually based on the form-invariance of Maxwell’s equations......
Heat transfer experiments using various porous materials are performed to verify the possibility of extremely high heat ......
An Improved Purification Method for Preparation of Basic Nickel Carbonate of High Purity via Chemica
The adsorption mechanism of Na+,Cl-and other impurities on the surface of basic nickel carbonate was clarified by electr......
Fabrication of Carbon Nanotube-Reinforced 6061Al Alloy Matrix Composites by an In Situ Synthesis Met
Carbon nanotube(CNT)-reinforced 6061 Al alloy matrix composites were prepared by chemical vapor deposition(CVD) combined......
AIM:To determine the best mothod for benign stricture ofthe upper gastrointestinal tract (UGIT) with stent insertionby ......
Placement of a fully covered self-expandable metal stent in a young patient with chronic pancreatiti
Plastic stent insertion is a treatment option for pancreatic duct stricture with chronic pancreatitis.However, recurrent......
A detailed analysis was carried out on global asymptotic behavior of a kind of stochastic SIRS(susceptible-infective-rem......
AIM: To investigate the preventive effect of kefir on colitis induced with dextran sulfate sodium(DSS) in rats.METHODS: ......
A new ionic sieve has been prepared in a process of saturating a substrate with Pb（Ac）<sub>2</sub>solution followed by the......
The compound sulforaphane (SFN, 1) has been synthesized via a facile and green synthetic strategy based on the modificat......
Thermal oxidation was used to remove the subsurface damage of silicon carbide (SiC) surfaces. The anisotropy of oxidatio......
AIM:To evaluate the proportion of successful complete cure en-bloc resections of large colorectal polyps achieved by end......
In recent years, MNSR (Miniature Neutron Source Reactor) LEU conversion is appreciated by IAEA and the related country, ......
LECR2 (Lanzhou ECR ion source No. 2) had been run for HIRFL accelerator on-line service for more than 6 years. This sour......
The INPRO Collaborative Project IND5 provided a international benchmark exercise for safety grade decay heat removal sys......
Reasonably homogeneous samples were obtained by following the formula Y_(0.334)Ba_(0.666)CuO_(3-y) andusing citric acid......
TOPEX/POSEIDON is an altimetric satellite mission jointly conducted by NASA, the US and
TOPEX / POSEIDON is an altimet......
In this paper, a new method based on morphologic research named reconstruction cross-component removal(RCCR) is develope......
The corrosion behaviors of X52, 3Cr low-alloy steel, and 13Cr stainless steel were investigated in an O_2–H2O–CO_2 env......
This article puts forward a new scheme to control message redundancy efficiently in delay tolerant mobile Ad-hoc network......
Plexiform neurofibroma(PN)of the digestive tract is very rare and usually part of the generalized syndrome of neurofibro......
This paper presents a new hybrid genetic algorithm for the vertex cover problems in which scan-repair and local improve......
Node localization is a fundamental problem in wireless sensor network.There are many existing algorithms to estimate the......
[Objective]This study aimed to establish an effective detection technology for rapidly identifying Bt transgenic sugarca......
以生活污水作为处理对象,研究了双污泥短程硝化-反硝化除磷工艺A2/N-SBR长期反硝化除磷脱氮的性能,考察了典型周期系统运行效果,并......
Bromate(BrO_3) is a disinfection by-product in drinking water, and its removal is very difficult especially at low level......
目的 探讨口服活性炭和甘露醇对急性有机磷农药中毒(AOPP)的毒物清除作用.方法 2004年1月至2009年12月南昌大学第一附属医院收治的......
适当的水力条件是实现人工湿地处理目标和正常运行的基本保证。人工湿地水力停留时间较长是最为突出的一个问题,它直接导致了系统......
采用小型试验装置模拟烟气C2H4、O2、N2和NO,利用介质阻挡放电对模拟烟气中的NO进行了氧化试验,并通过改变C2H4、O2的体积分数分析......
目的 优化保留自主呼吸下小儿支气管异物取出术的麻醉药物组合.方法 选取我院2018-10/2020-10期间硬质气管镜下支气管异物取出术患......
采用连续式泡沫分离法对水中的锌离子的去除进行了研究，考察了pH值、表面活性剂的浓度、溶气压力、溶气水流量、进料量和硫酸铝质量......
电吸附作为一种新型的水处理去除离子技术，具有除盐效率高、低能耗、抗污染能力强、无需酸碱再生等特点。以双电层理论为基础的电吸......
本文首先考察了不同浓度改性粘土对浒苔微观繁殖体的去除效果,实验结果显示,去除率随着改性粘土浓度增大而逐渐提高,0.4g/L的改性......
采用一体式悬浮生长型和附着生长型膜生物反应器(MBR)处理微污染水源水,主要考察了两种MBR对污染物的去除途径和膜过滤性能.结果表......
通过曝气、膜组件、反应器等方面的改进，用MBR与PAC（粉末活性炭）-MBR处理微污染水中得总磷（TP）。实验结果表明：MBR稳定后出水TP含量低于0......
考察低分子有机酸、醇类、挥发性脂肪酸盐和糖类等作为SRB碳源时对硫酸盐去除效果的影响。结果表明：在不同碳源培养基中，SRB的生长速......
作者参与房建监理多年，对现浇混凝土楼板开裂原因及防止作了一些探讨，连续梁板临时施工缝预留应在第2（或第3、第4）跨支座之右1／3处；现浇......
石家庄是我国北方地下水位下降较大的城市之一，利用其毗邻滹沱河宽阔河滩，地面水可直接入渗补给地下水的有利水文地质条件，实施地面水......
