backward相关论文
Quality,as a key factor reflecting the comprehensive strength of a country,has been highly valued by the Chinese governm......
Advection,or transport by wind,is fundamental to numerical weather and climate modeling.It is especially important to so......
Known as the“Roof of the World,”the Tibetan plateau averages more than 4,000 meters above sea level,creating a low-oxy......
This year marks the 70th anniversary of Tibet\s peaceful liberation.For the past seven decades,all ethnic groups in Tib......
As a vehicle passing through a track with different weld irregularities,the dynamic performance of track components is i......
<正> Ⅰ. INTRODUCTIONIn ordinary degenerate four-wave mixing experiments, parametric amplification is generated, i.e., w......
This paper develops a coupled dynamics model for a linear induction motor (LIM) vehicle and a subway track to investigat......
The author proves, when the noise is driven by a Brownian motion and an independent Poisson random measure, the one-dime......
Backward Euler-Maruyama method applied to nonlinear hybrid stochastic differential equations with ti
In this paper, we consider strong convergence and almost sure exponential stability of the backward Euler-Maruyama metho......
Metal layers are formed owing to the deposition of metal species, such as, Na, Fe, Ma, Si, Ca, and K, in the mesosphere ......
The in-plane bistatic backward scattering caused by seabottom with random inhomogeneities and rough interface is studied......
In this paper we propose a characteristics mixed finite element method to overcome thenumerical dispersion for the 2-pha......
A numerical model for the self-burial of a pipeline trench is developed. Morphological evolutions of a pipeline trench u......
The (e, 2e) triple-differential cross sections of Ag + (4p, 4s) are calculated based on the three-body distorted-wave Bo......
The vector correlations between products and reagents for the reactions Ne+H + 2 , Ne+D + 2 , and Ne+T + 2 are calculate......
The convective heat transfer and friction behaviors of turbulent tube flow through a straight tape with double-sided del......
Bill:What’s this?John:It’s a model of the car of the future.Bill:What can it do?What’s so different about it?John:We......
Flow over a backward-facing step was studied to investigate the effect of large-scale vortex structures on sediment inci......
A state-to-state dynamics analysis for the Li+HF(v=0,j=0)→LiF(v’,j’)+H collision reaction has been performed through ......
Sediment incipience under flows passing a backward-facing step was studied. A series of experiments were conducted to me......
Milton S.Hershey(米尔顿·S·好时,1857～1945),好时巧克力的创始人,也是著名的慈善家。他创建了世界一流的巧克力工厂。后来,这家......
1.你看他这个人可靠吗?Do you think he’s reliable?2.你对这件事怎么看?What’s your view on this matter?3.你要学会全面看问......
You will need（所需材料）： a square（正方形） of paper with one side（面） white and one side brown， a black pen 1. Fold（折） the p......
When I was 6 years old, my parents got me a used bicycle for Christmas. A year or so later, I badly wanted a Sting-Ra......
At first the bitemporal response method is introd uced to solve the scattering function of the ionospheric channel. We c......
《特别响,非常近》(Extremely Loud and Incredibly Close)是美国作家乔纳森·萨夫兰·弗尔(Jonathan Safran Foer,1977～)的第二部......
590 MPa automobile beam steel strips are used mainly to manufacture the longitudinal beam of trucks.It’s welding proper......
In the backward propagation of acoustic waves,the direction of phase velocity is anti-parallel to that of group velocity......
We compare different discreted DCF Raman amplifier configurations, including single-stage and dual-stage. The optimum d......
Once a backward region of south China, Guangxi is now viewed as a model of success and is at the forefront of regional c......
Four celebrities highly accomplished in their diplomatic,economic,legal and environmental specialties tell their own sto......
China is a country with an ancient civilization; its backward agriculture is not only a development issue but also a lon......
In this paper,a 3D finite element(FE) program ADINA was applied to analyzing a tunnel with 9 segment rings. The loads ac......
Big Third-order Nonlinear Optical Properties of Two Poly[(3-alkylthiophene-2, 5-diyl)-(benzylidenequ
Two novel poly[(3-alkylthiophene-2,5-diyl)- (benzylidenequinomethane-2,5-diyl)s] derivatives, poly[(3-butylthiophene-2,5......
In this paper,a new theoretical model for Rayleigh backscattering(RB)analysis of fiber Raman amplifiersis proposed.The ......
Numerical comparison on the characteristics between backward and bi-directionally pumped DFRAs in hy
The characteristics of broadband backward and bi-directionally pumped distributed fiber Raman amplifiers (DFRAs) in hybr......
Multi-wavelength fiber source based on double-pass superfluorescent fiber source and a reflection Ma
A spectrum-sliced multi-wavelength fiber source (SS-MWFS) based on double-pass superfluorescent fiber source (SFS) with ......
Amplification effect on stimulated Brillouin scattering in the S-band forward G652 fiber Raman ampli
The amplification effects on forward and backward stimulated Brillouin scattering (SBS) lines in the forward pumped S-ba......
Identifying Metabolite and Protein Biomarkers in Unstable Angina In-patients by Feature Selection Ba
Unstable angina(UA) is the most dangerous type of Coronary Heart Disease(CHD) to cause more and more mortal and morbid w......
Impact of apodisation functions on group delay and reflectivity ripple of chirped fiber Bragg gratin
Apodisation technology is introduced to optimize fiber Bragg grating based on the analysis of reflectivity spectrum and ......
Red Shift and Broadening of Backward Harmonic Radiation from Electron Oscillations Driven by Femtose
The characteristics of backward harmonic radiation due to electron oscillationsdriven by a linearly polarized fs laser ......
Novel method to optimize the distributed pump powers in a kilowatt ytterbium-doped double-clad fiber
The rate equations with multipoint boundary conditions are solved by numerical method accurately.A novel method based on......
The characteristics of hot electrons produced by p-polarized femtosecond laser-solid interactions are studied. The exper......
英语中有相当一部分副词没有明显的形态标志，且又可用作其它词类，一不小心，很容易混淆，这样就有一个副词与相关词类，即介词、形容词、代......
A novel gain-clamped long wavelength band (L-band) erbium-doped fiber amplifier (EDFA) is proposed and experimented by u......
Design and Optimization of a novel structure for efficient side-coupling of high power double-claddi
A novel structure for efficient side-coupling of high power double-cladding fiber lasers is presented. The maximum cou- ......
