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布朗山寨位于海拔1 500-2300米的云南临沧地区的双江县。这里群山峻岭、气候暖和、雨量充沛、物产丰富,原始森林遮天蔽日。山寨的......
Neonatal diabetes mellitus(NDM) is a type of diabetes mellitus caused by genetic abnormality which devel ops in insulin ......
Trace Element Geochemistry of the Permian/Triassic Boundary Section in the Selong-Xishan Area,Nyalam
Samples were collected from the Selong-Xishan Permian/Triassic boundary strata,Nyalam County in southern Tibet and syste......
It is difficult to get an exact solution to Schrodinger equation foran atom-molecule collision.The approximate solution......
STUDIES ON CHEMICAL CONSTITUENTS OF CHINESE MARINE FOLK REMEDIES-ISOLATION AND X-RAY STRUCTURAL CHAR
Cyclo-L-prolyl-glycyl was isolated from Diodon novemaculatus (Bleeker) and characterised by X-ray diffraction analysis.......
PRELIMINARY INFORMATION. The title compound is a member of a series of cobalt complexes of polydentate ligands currentl......
JANUS1II a donné son nom au premier mois de l’année (Janvier vient de “Januarius”) parce qu’il est le dieu romain ......
Eighty-one samples were selected from the Late Pleistocene Xifeng loess profile and analyzed for their element abundance......
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Bis-perfluoroalkylation of aromatic compounds such as dimethoxybenzenes (2,4,6), anisole (8), pyridine (10) and quinoii......
Syngas Production Using an Oxygen-Permeating Membrane Reactor with Cofeed of Methane and Carbon Diox
CH4-CO2-O2 reforming to syngas in a novel Ba0.5 Sr0.5Co0.8Fe0.2O3-δ oxygen-permeable membrane reactor using LiLaNiO/δ......
On December 12th,2007 the 164 000 t/a cumin,200 000 t/a phenol/acetone and 25000t/a bisphenol A project funded by Hong ......
In accordance with the geometric equations of elastic mechanics in the sphere coordinates, the displacement equation o......
Oscillating flow over a half circular cylinder on a plane is studied numerically by solving the two-dimensional incompre......
THOUGH its name desig-nates it an island,Huludao City,orCalabash Island,is actu-ally a narrow strip ofland extending ab......
小的时候,爸爸妈妈总是很骄傲地告诉我,我的家乡景德镇是一座世界闻名的瓷都。于是在我的想象中,那一定是一座用瓷器堆起来的城市......
The 3-D turbulent flows in a valve pipe were described by the incompressible Reynolds-averaged Navier-Stokes equations w......
The stability of aqueous nano alumina powder suspensions with and without dispersant tri-ammonium citrate (TAC) was inve......
The geometric features and the distribution properties of pores in rocks were in- vestigated by means of CT scanning tes......
The role of polymorphonudear cells in lung ischemia-reperfusion injury in a canine model of pulmonar
Objective To explore the effects of polymoronuclear cells (PMN) on lung ischemia-reperfusion(I/R) injury in a canine mod......
Effect of PDⅠAdministration on Dopamine Receptors mRNAs Expression in the Lesioned Striatum of PD Ra
To study the effect of PDⅠadministration on dopamine receptors (DR 1, DR 2) mRNAs expression in the lesioned striat......
The crystal of (η6-C6H5C(O)C6H5)Cr(CO)3 belongs to monoclinic system with space group P21/n. The cell parameters are: ......
CHARACTERISTIC CURVES OF M-H AND COEXISTENCE OF MAGNETISM WITH SUPERCONDUCTIVITY FOR HIGH T_c SUPERC
Some high T_c superconductors REBa_2Cu_3O_(7-x)(RE=Sm,Eu,Gd,Dy,Ho,Er,Tm) with zero resist-ance temperatures were about ......
After an introductiou of the Plucker coordinate geometry, a discussion is made of the expression of screws in Plucker co......
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The phase diagram of system Na_2O-Al_2O_3-H_2O has been investigated by many authors. The left part (Al_2O_3·3H_2O as ......
STRUCTURE OF THE PYRAZOLIDONE-3-TYPE COMPOUND:(1) THE STRUCTURE OF 5-(ortho-CHLOROBENZYL)-3-PYRAZO-L
C10H12Cl2N20, Mr = 247. 12, monoclinic space group P21/c, a= 7.930(2),b = 8.090(1), c=17. 950(3)A ,β=98.97(1)°, V = 1......
The title complex LaC11H22O14N3 (Mr = 559. 27) crystallizes in the monoclinic space group P21/c with a=14. 452(7) ,b=8.......
(Et_4N)_2[O_2MoS_2Fe(SPh)_2],M= 726. 77,orthorhombic, space group P212121,with a=12. 434(2),b=10. 162(3),c=28. 285(2) A......
The title compound, (C33H42N4O12K)C6H2N3O7·H2O·CH3OH,Mr = 1003. 98,space group P1,a=11. 458(2) ,b= 14. 565(6) ,c=15. ......
The crystal and molecular structure of (μ-PhS) (μ-σ, n-CH3CH = CH)-Fe2(CO)6 has been determined by X - ray diffracti......
CATALYTIC PERFORMANCE OF ETHYLENE HYDROFORMYLATION OVER[H_XRu_3(CO)_9(CCO)]~(2-X)/SiO_2-Al_2O_3,SiO_
The various surface species[H_XRu_3(CO)_9(CCO)]~(2-X)(X=0-2)prepared fromimpregnation of[PPN]_2[Ru_3(CO)_9(CCO)]on SiO_......
C11H13 N3 O5·t-Bu- N = CHC6H3(NO2)2,Mr = 267. 27, Monoclinic space group C2/c,a= 18. 546(3),b = 5. 729(1),c= 27. 479(5......
The surface intermediates in hydrogenation of CO_2 to alcohol overRu-Cu heterogeneous catalyst are characterized with X......
Some novel Polypyridine ligands containing adsorbing groups were synthesized with the purpose of developing new rutheniu......
The influence of a different additives on the luminescence of Eu2+ activated strontium aluminates defined by the formula......
1’,4’-Trans-diol of abscisic acid was isolated from botrytis cinerea as a colorless crystal. The molecular and crystal......
人人都渴望成功,但有时候,所谓的成功带给我们的只是空虚。我们对成功的定义,是否太过狭隘?
Everyone aspires to success, but s......
Acigarette that does not smoulderbetween puffs is about to betested in the US and Japan.Itcomes with a battery-poweredc......
An approximate calculation for chemical shift on transition atom and an exmaple are presented
An approximate calculati......
The underwater acoustic field influenced by a selected ocean internal wave was computed using the Parabolic Equation (PE......
Three numerical oceanic circulation models: POM(Princeton ocean model), MICOM(Miami isopycnal coordinates ocean model) a......
Variability of the circulation in the southern Huanghai Sea and East China Sea during the two invest
On the basis of the hydrographic data obtained from June 17 to 25, 1999 on board R/V Eardo , Korea (hereafter“the seco......
沈锦丽,出生在厦门的一个漆线雕工艺世家。小时候,曾祖母就有意识地培养她对漆线雕艺术的兴趣。漆线雕是中国漆文化七千年历史宝库......
This paper begins with the basic principles of finite-difference migration and diffraction scan migration, and then comp......
Research on the Handover of a Novel Cellular Architecture in Wireless Personal Communication Systems
A novel cellular architecture model is proposed, in which a cell coverage is divided into annular zones by means of vert......
