COORD相关论文
现阶段图件坐标系统基本上为北京54、西安80坐标系,而从2008年7月1日起国家正式使用国家2000坐标系(简称CGCS2000坐标系).为了充分......
ADSORPTION OF TiCl_4 AND ELECTRON DONOR ON DEFECTIVE MgCl_2 SURFACES AND PROPYLENE POLYMERIZATION OV
The formations of defective MgCl2 surfaces, and subsequent adsorption of Ti species and electron donor, as well as propy......
Syntheses and Structural Characterization of Dimethyltin Complexs of N-(3-Methoxysalicylidene)-α-ami
Three new dimethyltin complexes of N-(3-methoxysalicylidene)-α-amino acid,(CH3)2Sn(3-CH3O-2-OC6H3CH=NCHRCOO)(R = H,1;CH......
Numerical solution of yield viscoplastic fluid flow is hindered by the singularity inherent to the Herschel-Bulkley mode......
Syntheses, Crystal Structures and Luminescent and Magnetic Properties of Cerium(Ⅲ) and Zinc(Ⅱ) Coord
Two coordination compounds, namely [Ce(3,5-Br2BC)3(3,5-HBr2BC)]n(1) and [Zn(3,5-Br2BC)2(phen)](2, 3,5-HBr2 BC = 3,5-dibr......
The tapered slot antenna, such as Vivaldi, has been widely used due to its ultra-wideband, high gain, simple feed struct......
Thermal residual stress/strain field in the vicinity of interface in the thin foil specimen of a whisker reinforced meta......
This paper presents calculating results of the two-dimensional electron gas (2DEG) distributions in AlGaN/GaN material s......
This paper proposes a corrected method of distorted image based on adaptive control.First,the adaptive control relations......
Synthesis, Properties and Structureof a Novel Unsymmetrical Bis (phenoxo) BridgedBinuclear Copper (Ⅱ
A novel bis (phenoxo) bridged binuclear copper ( II) complex with dissimilar coordination environments was synthesized ......
Using the velocity fields of 28 GPS sites in China and its contiguous area and International Terrestrial Reference Fram......
It has been experimentally proved that strain hardening exponent has very strong sensitivity to structure. The measuring......
—The forces of random wave plus current acting on a simplified offshore platform(jacket)mod-el have been studied numeri......
Experimental Research on Desulfurization of Fine Coal Using an Enhanced Centrifugal Gravity Separato
A desulphurization experimental study under the effects of compounding physical force fields has been de- scribed for < ......
The paper presents an efficient stiffness optimization approach to fully isotropic laminates with approximate isotropic......
In this paper, we partly determine the cycle structure of two types of Nonlinear feedback shift registers(NFSRs). Based ......
矿业权实地核查成果图件的编制是在完成野外实测后进行的最重要的成果处理过程之一。通过矿业权人提交的AutoCAD格式图件,详细阐述......
The first purpose of this research is to investigate a more complicated viscous flow with a free surface-modelling soli......
Sedimentation in dilute suspensions of charged particles with thin double layers was investigated. The study covered se......
Based on the basis of analysis and interpretation of the products distribution of catalytic cracking of high acidic crud......
The reaction of L-histidine, CdCl22.5H2O and 4,4-bipyridine in methane/water gave rise to a two-dimensional coordination......
In this paper, the effect of catalytic support and sulfiding method on the chemical state of supported Co-Mo catalysts i......
In the recent twenty years, the study on the Lie symmetries and conserved quantities of constrained mechanical systems ......
Syntheses and crystal structures of rare earth (Nd, Gd) 1-D chain com-plexes with N-p-tolylsulfonyl-
Two rare earth complexes of Ts-β-AlaH with the formula of [Ln2(H2O)4(Ts-β-AlaH)6]n·4nH2O (where Ln = Nd(1), Gd(2); Ts......
A series of tyrosinase model ligands and complexes containing polyimidazoles wereprepared. 2, 4-Di-tert-butyl-phenol was......
The kinetic study on the hydrolysis reaction of bis(4-nitrophenyl) phosphate (BNPP) catalyzed by Tb-BDBPH system(2:1) wa......
Starting from the classical centrifugal compressor, cone shaped in meridional cross section, two modifications are cons......
The coordination polymer {[Co(phth)(phen)(H2O)]·(C2H5OH)}n (phth = phthala- te, phen = 1,10-phenanthroline) with formul......
At room temperature, two new different oxovanadium complexes with simple pyrazole (C3H4N2) as ligand were synthesized. V......
Safety threshold of high-speed railway pier settlement based on train-track-bridge dynamic interacti
This paper presents a method to determine the safety threshold of bridge pier settlement in high-speed railways.An analy......
The mechanisms about the water’s and methanol’s effects on the alcoholysis of N-benzyl-3-oxo-β-sultam together with t......
Synthesis,Crystal Structure and Thermal Stability of Homopolytungstate Supporting Nickel(Ⅱ) Coordina
The organo-inorganic hybrid compound [Ni(phen)3] [(H2W12O40){Ni(phen)2H2O} {Ni(trien)}]·2H2O was synthesized from Na2WO......
Two one-dimensional chain-like cyanide-bridged compounds, [Fe(Phen)2(CN)2Ni-(Cyclam)](ClO4)2·DMF·2H2O 1 (Cyclam = 1,4,......
Many kinds of devices with cam have been widely used in various mechanical equipments. However, non-equalization machini......
Two cyanide bridged trinuclear compounds [Fe(bpy)2(CN)2]·[Cu(Cyclam)]2- (ClO4)4·DMF 1 and [Fe(Phen)2(CN)2]·[Cu(Cyclam......
A metal-organic coordination polymer [Zn(Pht)(Medpq)]n(Pht=phthalic acid,Medpq=2-methyldipyrido [3,2-f:2’,3’-h]quinoxa......
由加拿大应急准备中心(CCEP)主办的第16届世界灾害管理大会将于2006年6月18~21日在加拿大多伦多召开。该中心是一个非营利机构,旨......
The title compound C2N5H6+C6N3O7H2-was synthesized by the reaction of 3,5-diamino-1,2,4-triazole and picric acid in the ......
Aiming at machining an integral impeller used by an aero-engine by NC-Electrochemical Machining (NC-ECM),we first descri......
A description of a mathematical algorithm for simulating grain structures with straight and hyperbolic interfaces is sho......
Motion simulation and performance analysis of mechanism are important methods for analyzing assembly quality after finis......
With the isomorphous difference Fourier method and the restrained least-squares re-finement technique, the crystal struc......
A new technique which combines the photoelastic testing with the digital image processing (DIP) technique is described ......
Study on electromagnetic backscattering and Doppler spectrum of a moving spherical target above time
The surface electric current of the sea surface and the first-order scattering field from the spherical target were obta......
Atmospheric compositions and acid rain are closely related to atmospheric environment,weather,and climate change.In this......
研究用某些有效可计算的自同态来加速椭圆曲线上的Tate配对计算。针对两类嵌入指数k为偶数的椭圆曲线,用自同态对Miller算法做改进......
In view of the structure of traditional five-coord in ate machine tool, the work-piece and machine tool often move along......
Analog study of near-field focusing and subwavelength imaging with nonlinear transmission-line metam
In this paper,we report an analog study of realizing near-field focusing and near-perfect imaging at harmonic frequencie......
