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Only 50% of the Netherlands has land exceeding one meter above sea level， with most of the areas below being man-made. Al......
By reviewing the challenges in the development of oilfields in China under low oil prices,this study analyzes the root c......
Natural gas hydrate (NGH) reservoirs have been considered as a substantial future clean energy re-source and how to reco......
AIM:To investigate whether screening for gallstone disease was economically feasible and clinically effective.METHODS:Th......
Analysis of vibration reduction characteristics and applicability of steel-spring floating-slab trac
A coupled dynamics computation model for metro vehicles,along with a steel-spring floating-slab track,is developed based......
Based on an SBM model, this paper first analyzes the spatial differences of urban industrial land use efficiency(UILUE) ......
Study of the Optimization and Adjustment ofthe IndustrialStructure Subjected to Water Resource in th
Since the 1990s, the Yellow River stream has been temporarily interrupted for several years, which affects the developm......
Indoor air quality is a major factor influencing the human health.Formaldehyde(HCHO) is a hazardous and dominant common ......
Facing increasingly strict environmental regulations on transportation fuels,China National Petroleum Corporation(CNPC),......
A series of 1 3-thiazolane derivatives have been synthesized via multicomponent reactions of activated acetylenes,primar......
Efficient CAN catalyzed synthesis of 1H-indazolo[1,2-b] phthalazine-1,6,11-triones:An eco-friendly p
A convenient,economical and green approach to the synthesis of 1H-indazolo[1,2-b]phthalazine-1,6,11-trione derivatives h......
Nanostructured semiconductors have been researched intensively for energy conversion and storage applications in recent ......
Development of Species-Specific PCR Primers and Sensitive Detection of the Tylenchulus semipenetrans
Tylenchulus semipenetrans is the most economically important and widespread nematode pest of citrus in China.rDNA-ITS of......
Synthesis and characterization of ZnO-Al_2O_3 oxides as energetic electro-catalytic material for glu
One of the thrust areas of research is to find an alternative fuel to meet the increasing demand for energy.Glucose is a......
Tritiated compounds are widely used in drug metabolism and pharmacokinetic studies.They play an important role in new dr......
【高考原题】 2012年高考英语北京卷第27题（答案为C）： with care， one tin will last for six weeks. A. Use B. Using C. Us......
一家名为“行星资源”的公司4月24日在西雅图飞行博物馆启动计划,要从小行星采矿运回地球。这听起来象詹姆斯·卡梅隆影片的情节—......
考点梳理一、重点单词1.刺;跃进;前冲n.&v.lunge2.翻筋斗n.somersaulting3.催促;力劝vt.urge4.不适宜的;不太健康的adj.unfit5.沉......
Based on the mineralogical characterization for the polymetallic sulfide ore, the way to improve silver recovery was stu......
China is not only a large ocean transport country, but one with a large inland river transportation, endowed with as ma......
U.S. Treasury Secretary Henry M. Paulson said on December 11, 2006 that U.S.-China economic relationship is vital to U.S......
In 1979, Shenzhen was a small frontier town that was home to about 30,000 people. After 30 years of development, it has ......
An entropy-based multi-criterion group decision analysis method of selecting the optimum weak-subgra
Proper treatment of weak subgrade soil is very important to building a highway of good quality. We proposed an entropy-b......
China and the East African country of Tanzania may be distant fromone another in geographical terms but ever since they ......
IN a globalized economy, na-tional development tends to fol-low a predictable pattern: a given nation’s regions begin t......
PUTIAN is an economically and culturally prosperous city onthe southeast coast of China in Fujian Province, facing Taiwa......
As China fights its way out of the financial downturn, the developed world, primarily the United States and Europe, is s......
The use of the deep-planting techniques for poplars is the major achievements of the project on the afforestationtechni......
Indonesian president’s visit to China cements bilateral ties economically and politically Entrepreneurs from China and ......
This paper presents a Kalman filter to effectively and economically determine the Euler angles for micro aerial vehicles......
China is a country with a vast territory and a large population but limited forest resources, which is mainly distribute......
PetroChina plans to produce 19.2cubic meters of natural gas in 2001, ofwhich gas-bed gas accounts for 13.73billion cubic......
Genetic variation and selection of introduced provenances of Siberian Pine(Pinus sibirica) in frigid
Siberian Pine(Pinus sibirica) is an ecologically and economically important species in pristine forests throughout north......
In this paper the spectral enhancement of laser-induced breakdown spectroscopy(LIBS) for copper plasma in the presence o......
In this paper, quantitative study on the microstructure of loess is done based on the study of seismic subsidences of th......
Tunisia maintains a clear and far-reaching vision of development. In opening up the country economically, the option ha......
Over the past half century,the semiconductor chips have deeply influenced our everyday life through increasingly sophist......
“熨坏”研究熨法,一种仍然以20世纪初由追求效率的工程师设计的运动经济为准则的家务活动。比如熨一件衬衫,使劲最少,将衬衫整成......
Xinjiang Hongze Mining Co.,Ltd.plans to invest 1 billion-1.2 billion yuan in a 20,000-ton copper mining project in Wuqia......
Buildings are becoming suitable for application of sophisticated energy management approaches to increase their energy e......
1最近几年越来越多的大学生加入打工的队伍,请你结合下表,就这一现象写一篇短文。现象1．根据最近调查,约25％的大学生打零工; 2．在暑假......
Karl Mayer will beexhibiting at ITM AASIA+CITME 2012 as one of the main technical pioneers and economically successful m......
In China it is common knowledge thaithe development of cities is arranged inaccordance with the plan of the nationaleco......
The author estimated and analyzed China's urban and rural economically active,employed and unemployed populations as wel......
1. Housing segregation:advocating or controlling?The phenomenon of housing segregation has become more and more obvious ......
1. Critiques and reflections on WUB CommunityThe working unit system and the WUB Community, i.e., working-unit-based com......
Quantitative indexes such as land equivalent ratio, yield equivalent and value of output equivalent were used to evaluat......
Studies on the characteristics of urban villages have attracted much interest in urban geography.However,how to advance ......
Complex traits are the features whose properties are determined by both genetic and environmental factors. Generally,com......
