finer相关论文
Rivers often witness non-uniform bed load sedim ent transport. For a long tim e, non-uniform bed load transport has been......
<正> Experiments have shown that under ultrahigh pressure additives can promote the activity of diamond sintering proces......
<正> In order to get a deeper insight into the structure of the Jilin (Kirin) meteorite, as a mineralogical-petrological......
A series of advanced instruments were applied to obtain the field data of bed,bed forms and relevant dynamic factors in ......
By means of flumes,experiments have been done in order to determine the effects of consolidation time and particle size ......
In this paper,glass fibers were prepared by centrifugal-spinneret-blow(CSB) process.The molten glass got different flow ......
PREPARATION AND CHARACTERIZATION OF ELECTROSPUN FIBERS BASED ON POLY(L-LACTIC ACID)/CELLULOSE ACETAT
PLLA/CA mixtures of different compositions were successfully electrospun to obtain composite nanofibrous membranes.The m......
Field experiments were conducted on bed load transport in the Diaoga River, a mountain stream in southwest China, to stu......
In the Xiaowan arch dam there are massive temperature cracks nearly parallel to the dam axis. Obviously, whether the cra......
Ultrasonication was used to prepare silk fibroin nanofibers directly from dumming silk fiber in aquous solution.The exis......
Comparative Study on the Defects of Kaolinite from America,Brazil and China Applied for Paper Coatin
Three kaolinite samples applied for paper coating were collected from America(KA),Brazil(KB),and China(KC),respectively.......
Mineral properties and leaching characteristics of volcanic weathered crust elution-deposited rare e
Weathered crust elution-deposited rare earth ore is an important resource of rare earths, including grantic weathered cr......
“否定词+比较级”是英语中一个比较有用的表达,它的字面意思是“不更”“不比……更”。如:He is not richer than before.他并不......
Effect of Y_2O_3 on microstructure and oxidation of γ-Ni+γ′-Ni_3Al coatings transformed from electro
The electrodeposited Y2O3-dispersedγ-Ni+γ′-Ni3Al coatings on Ni substrates were developed by the conversion of electr......
1.IntroductionThe rhombohedral compoundSm_2Fe_(17)N_x(x=1～3)is currently attractinginterest due to its promise as a new ......
The effect of the liquid-liquid structure transition(L-LST) on the solidification behaviors and morphologies of Sn-Bi al......
Effect of Cu doping and annealing treatment on the microstructure and mag-netic properties of nanocr
The effects of Cu addition and annealing treatment on the magnetic properties and microstructure of Nd12.3Fe81.7-xCuxB6 ......
The intermetallic compound (IMC) is hard and brittle,and its forming and growth at soldering joint interface is an impor......
Effect of Welding Processes on Tensile and Impact Properties,Hardness and Microstructure of AISI 409
The effect of welding processes such as shielded metal arc welding,gas metal arc welding and gas tungsten arc welding on......
Organomagnesium Compounds as Promoters for Increasing the Catalytic Efficiency in the Polymerization
It wasstudied that organomagnesium compounds can promote the catalytic efficiencyof catalysts of Ti system with MgCl2 a......
The microstructure and precipitation characteristics of 22Cr-14W-2Mo superalloys added with various La contents have bee......
Effect of Nb on Microstructure Evolution in Cold Rolled Dual-Phase Steels:Interaction of Recovery,Re
The effects of Nb addition,individually and in combination with Ti,were evaluated over a range of coiling temperatures.C......
The microstructures after casting and extruding, the mechanical properties and electrical conductivity after RRA treatme......
Crystallization Kinetics and the Fine Morphological Evolution of Poly(ethylene oxide)/Ionic Liquid M
The overall crystallization kinetics and spherulite morphologies of miscible poly(ethylene oxide)(PEO)/1-butyl-3-methyli......
Influence of Concentrations of KOH and Na_2SiO_3 Electrolytes on the Electrochemical Behavior of Cer
In this study,ceramic coatings were deposited on 6061 Al alloy using a plasma electrolytic oxidation(PEO)technique,and t......
Three kinds of superalloys were prepared by spray deposited process. The analysis results of microstructures and mechani......
Since about 1300 the Mansfield copper deposits have been the most produ-ctive copper-field in central Europe (Fig. 2). ......
The Algonkian sediments of western Shansi are represented by a sedimentary and eruptive formation of very great thickne......
Experimental study has been carried out under a clear-water scour condition to explore the local scour around semi-ellip......
To turn the fly ash from a solepozzolan to a cementing material,a newmethod of treating fly ash is presented inthis pap......
Community Dynamics of Seed Rain in Mixed Evergreen Broad-leaved and Deciduous Forests in a Subtropic
Seed dispersal is a key process within community dynamics.The spatial and temporal variations of seed dispersal andthe ......
The internal oxidation behavior of Pd-40Ag-1RE(RE=Sin,Eu,Gd,Y)alloy wires has been studied in air at 800～1200℃The depen......
THE EFFECT OF SUBZERO TREATMENT ON THE MICROSTRUCTURE AND MECHANICAL PROPERTIES OF Y_2O_3-ZrO_2 CERA
The effect of subzero treatment on the microstructure and mechanical properites of Y_2O_3-ZrO_2 ceramic have been inves......
IN the southern Yellow Sea there exists a large radial sand ridge system,which covers about20 000 km~2.Sand ridges and ......
判逆的青春期,我们的身边总是会出现这样或那样的坏孩子。我们真的了解他们吗?
Judgment of adolescence, we will always be aro......
Modeling of Solidification Microstructures Based on Fully Coupling of Macro-transport Phenomena with
This paper has attempted to simulate the microstructure formation based on fully coupling of temperature field, concentr......
In this paper we calculate the ray-path and traveltimes of seismic wave with vector ray tracing, and then develop a tech......
Grain size distribution of bulk loess-paleosol and quartz chemically extracted from the loess/paleosol shows that mean ......
Effects of substrate temperature and ambient oxygen pressure on growth of Ba(Fe_(1/2)Nb_(1/2))O_3 th
Ba(Fe1/2Nb1/2)O3 thin films were grown on Pt/TiO2/SiO2/Si substrates with pulsed laser deposition (PLD) at temperatures ......
A chemical index of weather-ing without effect of wind sorting: Fe/Mg ratios in the acid-insoluble p
Chemical analysis of acid-insoluble fractions in loess and paleosols shows that concentrations of Fe and Mg were under c......
Variation of Zr/Rb ratios on the Loess Plateau of Central China during the last 130000 years and its
To find a new index of winter monsoon without effects of chemical weathering and pedogenesis is an important task in loe......
Quaternary scientists in China have significantly improved our knowledge of loess deposition as well as our understandin......
Recent 2000-year geological records of mud in the inner shelf of the East China Sea and their climat
AMS14C dating and grain-size analysis for Core DD2, located at the north of the Yangtze River-derived mud off the Zhejia......
Mineralogy, geochemistry and release of heavy metals in wastes from indigenous zinc smelting in Nort
Environmental impact resulting from mining activities is serious and ubiquitous all over the world,and it has become one......
Eolian origin of the Miocene loess-soil sequence at Qin’an, China: Evidence of quartz morphology and
Recent study revealed that the so-called Neogene Gansu System in the western Loess Plateau contains loess-soil sequences......
The effect of the mixed rare earths of Ce on the phase transformation in as cast ZA27 alloy during compressive creep wa......
The microstructure of 40Cr steel sample and its surface is ultra-fined through salt-bath cyclic quenching and high freq......
In 2-D mathematical mo del, one of the important problems is to improve computational speed. The multig rid method is a ......
