unit cells造句
例句與造句
- in order to maintain electrical neutrality, some trivalent b ions oxidized to form b4 +, which resulted in a net decrease in the average radius of the b ions, as a result the volume of the unit cell decreases
為保持電中性，一些三價(jià)的b離子氧化變成四價(jià)的b離子，這一變化導(dǎo)致b位離子平均半徑的減小，從而導(dǎo)致晶胞的整體減小。 - according to the topological analysis of the unit cells, the relationship between the braiding parameters is established, such as braiding angle, braiding pitch, fiber volume fraction, dimension of composites etc .
經(jīng)過(guò)對(duì)三維編織細(xì)觀結(jié)構(gòu)的拓?fù)浞治?，建立了編織工藝參?shù)之間的關(guān)系，如編織角、編織花節(jié)長(zhǎng)、纖維體積含量、復(fù)合材料的尺寸等。 - the contents of geometry-based periodic unit cell models, microstructure-based models and macro-scale simulation are introduced and the problems and investigation prospects are generalized finally
介紹了基于幾何建模的周期性單胞模型、基于實(shí)際微觀結(jié)構(gòu)的有限元模型及宏觀尺度模擬幾個(gè)方面的內(nèi)容，并對(duì)目前該領(lǐng)域存在的問(wèn)題及今后的研究方向進(jìn)行了分析總結(jié)。 - fiber interlocking and bending due to the interaction at the centers of the unit cell were not taken into account, ( c ) a unit cell can be further considered as an assemblage of four inclined unidirectional lamina and one horizontal unidirectional lamina
采用復(fù)合材料中的細(xì)觀力學(xué)分析方法，計(jì)算單向復(fù)合材料的彈性常數(shù)。認(rèn)為每一纖維束的纖維體積含量與整個(gè)單胞的纖維體積含量相等。 - fiber interlocking and bending due to the interaction at the centers of the unit cell were not taken into account, ( c ) a unit cell can be further considered as an assemblage of four inclined unidirectional lamina and one horizontal unidirectional lamina
采用復(fù)合材料中的細(xì)觀力學(xué)分析方法，計(jì)算單向復(fù)合材料的彈性常數(shù)。認(rèn)為每一纖維束的纖維體積含量與整個(gè)單胞的纖維體積含量相等。 - It's difficult to find unit cells in a sentence. 用unit cells造句挺難的
- a series and parallel unit cell model of 1-3 piezoelectric fiber composites ( pfc ) is presented, and the macro parameters including mechanical and electrical parameters of pfc are obtained via this model
摘要基于均勻場(chǎng)理論和細(xì)觀力學(xué)方法提出了彈簧串并聯(lián)模型和電容串并聯(lián)模型來(lái)分別描述1-3型壓電纖維復(fù)合材料的力學(xué)性能和電學(xué)性能，并采用此模型對(duì)壓電復(fù)合材料的宏觀力學(xué)和電學(xué)性能參數(shù)進(jìn)行了預(yù)報(bào)。 - 2 . the static tensile test of unit cells was simulated by finite element method . the theoretical results were compared with the practically experimental results and the rationality and feasibility of the micro-mechanical model was checked
對(duì)代表單元體模型在靜態(tài)加載條件下的拉伸情況進(jìn)行有限元模擬，將計(jì)算得到的理論應(yīng)力應(yīng)變曲線與cu納米微米晶復(fù)合材料實(shí)際拉伸曲線進(jìn)行比較，驗(yàn)證該模型的合理性與可行性。 - the insertion loss is less than 0.5 db per unit cell and the effective band is wider than 1 ghz . such characteristics and the stable electronmagnetic and mechanical properties make it possible for it in the real applications, therefore has significant meanings . 6
其低損耗、寬帶、結(jié)構(gòu)牢固、電磁及機(jī)械性能穩(wěn)定的特點(diǎn)，對(duì)于異向介質(zhì)的實(shí)際應(yīng)用具有重要意義；6、對(duì)異向介質(zhì)多種潛在應(yīng)用進(jìn)行了實(shí)驗(yàn)嘗試和探討。 - by reviewing experimental results and tem images made by other researchers, a micro-mechanical model of nano-/ micro composite toughening was built by several defined steps including building unit cell, confirming basic hypothesis, boundary conditions, and terminating conditions
根據(jù)前人的實(shí)驗(yàn)結(jié)果與顯微組織資料，確定了細(xì)觀力學(xué)研究所需代表單元體的提取方法、作出了基本前提假設(shè)、確定了求解邊界條件與計(jì)算終止條件，從而建立復(fù)合增韌細(xì)觀力學(xué)研究模型。 - the beam steering theory is studied to solve the problem that we can not get wider 3db bragg bandwidth and high diffraction efficiency at the same time in the optimum design of ln anisotropic acousto-optic deflector ( aod ) which is a crucial issue in the process to design an ao deflector . based upon the study of the unit cell structure of ln, the acoustic property and the optical property and the acousto-optic property are analyzed and presented
以最根本的鈮酸鋰晶體晶胞結(jié)構(gòu)為出發(fā)點(diǎn)對(duì)鈮酸鋰晶體的聲學(xué)、光學(xué)以及聲光性質(zhì)進(jìn)行了推導(dǎo)和描述。并以此為基礎(chǔ)利用克里斯托夫方程計(jì)算鈮酸鋰晶體中分別在xoz與yoz聲光互作用平面上的本征速度與聲離軸角之間的關(guān)系,并給出倒速度曲線。 - in order to facilitate the analysis of the minimum repeated unit cell, the following geometrical characteristics were assumed : ( a ) all the yarn segments parallel to a diagonal direction or braiding axis in all unit cells lying in the same layer of the perform are treated as forming inclined lamina or horizontal lamina after matrix impregnation, ( b ) fibers were considered to be straight and unidirectional
以精確的復(fù)合材料單胞模型為基礎(chǔ)，從最小的可重復(fù)的單胞入手，對(duì)單胞的結(jié)構(gòu)進(jìn)行簡(jiǎn)化分析，認(rèn)為纖維是平直的，將單胞中的四個(gè)不同方向的纖維束看成是空間四個(gè)不同方向的單向復(fù)合材料，纖維束的性能可以等價(jià)于單向復(fù)合材料的宏觀性能。 - in order to facilitate the analysis of the minimum repeated unit cell, the following geometrical characteristics were assumed : ( a ) all the yarn segments parallel to a diagonal direction or braiding axis in all unit cells lying in the same layer of the perform are treated as forming inclined lamina or horizontal lamina after matrix impregnation, ( b ) fibers were considered to be straight and unidirectional
以精確的復(fù)合材料單胞模型為基礎(chǔ)，從最小的可重復(fù)的單胞入手，對(duì)單胞的結(jié)構(gòu)進(jìn)行簡(jiǎn)化分析，認(rèn)為纖維是平直的，將單胞中的四個(gè)不同方向的纖維束看成是空間四個(gè)不同方向的單向復(fù)合材料，纖維束的性能可以等價(jià)于單向復(fù)合材料的宏觀性能。 - density of states for finite-length nanotubes with a magnetic impurity is studied as well . it is found that the kondo resonance is strongly affected when the level spacing in the finite-length sample becomes larger than the kondo temperature, in a way that depends on the chirality and the number of unit cells of carbon nanotubes
接著我們討論了有限長(zhǎng)碳納米管中的磁性雜質(zhì),計(jì)算表明當(dāng)kondo共振峰寬度小于有限長(zhǎng)樣品的能隙時(shí),kondo共振峰的性質(zhì)受到很大影響,具體變化情況取決于碳納米管類(lèi)型和所包含的原胞數(shù)目。 - according to the movement traces of yarn carriers on the braiding machine bed, a perform was divided into three regions, i . e . interior, surface and corner, and distinct control volumes were defined for each region . analyzing the control volume of each region, the yarn architecture of perform was described and three kinds of local unit cell were identified . then the relations between the braiding parameters of the perform were derived
根據(jù)編織過(guò)程中攜紗器的運(yùn)動(dòng)軌跡特點(diǎn)，將預(yù)成形件劃分為三個(gè)不同的區(qū)域，分別定義了不同的控制體積單元，識(shí)別了預(yù)成形件的兩種局部單胞模型，分析了預(yù)成形件的紗線構(gòu)造，并導(dǎo)出了編織結(jié)構(gòu)參數(shù)之間的關(guān)系，同時(shí)給出三維編織復(fù)合材料的設(shè)計(jì)方法。 - considering spatial axial-symmetry, finite element method ( fem ) is used to analyze the behavior of pile-soil unit ( also called " unit cell " ), such as the distribution of the stress and deformation in reinforced regions and substratum . the law of load transfer between pile and soil is further revealed through the numerical analysis
進(jìn)行了單樁復(fù)合體空間軸對(duì)稱(chēng)有限元數(shù)值分析，通過(guò)對(duì)填土荷載下單樁復(fù)合體加固區(qū)及下臥層的應(yīng)力、變形進(jìn)行數(shù)值模擬，進(jìn)一步揭示樁、土的荷載傳遞規(guī)律。