dispersion n. 1.分散,散開(kāi);散布,傳播;離散。 2.【物理學(xué)】彌散,色散;【化學(xué)】分散作用;被分散物;分散相,分散體系;【醫(yī)學(xué)】(炎癥等的)消散;【統(tǒng)計(jì)學(xué)】離中趨勢(shì)。 3.〔the D-〕 (猶太人的)離散異邦。 the dispersion of heat 熱的擴(kuò)散。 the dispersion of an assembly 集會(huì)的解散。 dispersion on the ground 炮彈在地面上的散布。
particle n. 1.顆粒,微粒;微量,極少量。 2.【物、數(shù)】粒子,質(zhì)點(diǎn)。 3.【語(yǔ)法】虛詞,不變?cè)~〔冠詞、副詞、介詞、連接詞、感嘆詞等〕;小品詞 〔yes, no 等〕,詞綴。 4.〔古語(yǔ)〕(文件中的)條,項(xiàng)。 5.【天主教】一小片圣餅。 He has not a particle of sense. 他一點(diǎn)腦子也沒(méi)有。 fundamental [elementary] particles 【物理學(xué)】基本質(zhì)點(diǎn),基本粒子。
Particle dispersion due to gravity in gas - particle turbulent flow 氣粒湍流流動(dòng)中考慮重力時(shí)顆粒的擴(kuò)散
Particle dispersion affected by turbulent coherent structures in a three - dimensional mixing layer 三維混合層中湍流擬序結(jié)構(gòu)對(duì)顆粒擴(kuò)散的影響
Influence of inlet velocity differences between two phases on les of particle dispersions in planar jet 入流滑移條件對(duì)兩相射流特性影響的大渦模擬研究
In addition , the vortex structures of the gas flow field and particle dispersion were studied when the coupling action between the two phases was considered in the case of different mass loading of mediate stokes number particles was provided in the gas - particle plane jet 另外,文中還模擬研究了氣粒兩相平面射流中不同質(zhì)量攜帶率下中等stokes數(shù)顆粒與氣相流場(chǎng)的相間耦合作用下氣相流場(chǎng)的旋渦擬序結(jié)構(gòu)以及顆粒運(yùn)動(dòng)擴(kuò)散規(guī)律。
Abstract : attention is focused on the random mathematical model of particle dispersion in non - uniform turbulent fluid . according to the initial condition , the analysis formulas of point source , linear source and surface source are derived . numerical results are easily obtained by combining linear analytical method with nonlinear numerical method , which are compared with the experimental data 文摘:研究粉塵顆粒隨機(jī)擴(kuò)散數(shù)學(xué)模型,在非均勻湍流場(chǎng)中,根據(jù)初始條件,推導(dǎo)出點(diǎn)源,線源和面源的解析計(jì)算式,其數(shù)值計(jì)算結(jié)果與試驗(yàn)吻合
Attention is focused on the random mathematical model of particle dispersion in non - uniform turbulent fluid . according to the initial condition , the analysis formulas of point source , linear source and surface source are derived . numerical results are easily obtained by combining linear analytical method with nonlinear numerical method , which are compared with the experimental data 研究粉塵顆粒隨機(jī)擴(kuò)散數(shù)學(xué)模型,在非均勻湍流場(chǎng)中,根據(jù)初始條件,推導(dǎo)出點(diǎn)源,線源和面源的解析計(jì)算式,其數(shù)值計(jì)算結(jié)果與試驗(yàn)吻合