例句與造句

1. In this paper , simple reacting flow model in solid - propellant ducted rocket combustor based on eddy break - up model is established . the model is used to simulate the three - dimensional combustion flowfields in an experimental motor . some factors how to affect the combustion efficiency are discussed in the paper , including air intake and gas generator nozzle
   本文基于簡單反應(yīng)的旋渦分裂模型，建立了固體火箭沖壓發(fā)動(dòng)機(jī)補(bǔ)燃室內(nèi)的湍流燃燒模型，并在該模型下對某實(shí)驗(yàn)發(fā)動(dòng)機(jī)進(jìn)行了三維數(shù)值模擬，研究了補(bǔ)燃室設(shè)計(jì)參數(shù)包括進(jìn)氣道出口設(shè)計(jì)參數(shù)和燃?xì)獍l(fā)生器噴管設(shè)計(jì)參數(shù)對燃燒效率的影響。
2. In this article , constituting some the equations which reflect the flow law and building and applying many mathematical models of physical and chemical reactions in the the plasma ignition : applying k - two equations turbulence model to calculate the turbulence parameter supplying simplied reaction systerm model and applying eddy break - up model and p - i thermal radiation model . with these reasonable simplied modles , numerically simulating the flow field in the plasma ignition . during the numerical simulation , applying the body - fitted coordinates for the complex geometry of the computional field ; using the mixing format to disperse the equations ; applying simplec algorithm method to solve the equations ; using above models and methods , it can get flow field distribution ; including temperature , pressure , turbulent kinetic energy and its dissipation rate , turbulent viscosity , velocity , density . these results are significant to design and improve the plasma ignition
   本文旨在通過構(gòu)造反映等離子點(diǎn)火器內(nèi)部流動(dòng)規(guī)律的基本方程組，建立描述等離子點(diǎn)火器內(nèi)部的復(fù)雜物理化學(xué)過程機(jī)制數(shù)學(xué)模型：模擬等離子發(fā)生器內(nèi)部燃燒的-雙方程湍流流動(dòng)模型；模擬氣體燃料在燃燒時(shí)中化學(xué)反應(yīng)的簡單化學(xué)反應(yīng)系統(tǒng)模型；模擬等離子點(diǎn)火器內(nèi)部湍流預(yù)混燃燒的漩渦破碎模型；模擬等離子點(diǎn)火器高溫燃?xì)饧捌浔诿娴膒 - i輻射換熱的模型等等，對模型進(jìn)行一定的合理的簡化，然后數(shù)值模擬等離子點(diǎn)火器內(nèi)部流場的流動(dòng)。
3. It's difficult to find break-up model in a sentence. 用break-up model造句挺難的