絕熱效應 的英文怎麼說
中文拼音 [juérèxiàoyīng]
絕熱效應
英文
athermic effect-
The temperature rise at the center of a massive concrete wall is calculated by using the adiabatic rise of temperature and heat conduction equations of concrete based on the equivalent time, and considering effects of temperature on the hydration heat reaction ratio and creep characteristics of early - age concrete
摘要基於等效時間的混凝土絕熱溫升、熱傳導方程,考慮溫度對早期混凝土水化熱化學反應速率和徐變特性的影響,計算了大體積混凝土墻中心的溫升。The equation including the nonlinear dispersion, i. e. the modified nonlinear schrodinger ( mnls ) equation, is a better model. in this thesis, we take mnls solitons as a model for femtosecond soltions. then based on the recently developed direct perturbation theory for perturbed mnls equation, we study the raman self - frequency shift of femtosecond solitons and its suppression by the means of frequency filters. for this purpose, first, we define the physical parameters of mnls solitons ; next, through the direct perturbation theory for perturbed mnls equation, under adiabatic approximation, we obtain the evolving parameters of mnls soliton on our questions and then choose the parameters of frequency filters based on it ; at last, we directly numerically simulated our questions by split - step fourier ( ssf ) method after improving the arithmetic of the differentiation of the nonlinear item for satisfying mnls equation
本論文以mnls孤子作為光纖飛秒孤子的模型,通過新近建立的mnls孤子直接微擾理論,研究光纖中由拉曼效應引起的飛秒孤子在傳輸中的自頻移,以及通過頻率濾波對自頻移的抑制。為此,首先給出描述mnls孤子的各物理量,然後用mnls孤子直接微擾理論,解析地得到這些問題絕熱近似下的孤子參數演化,並由此選擇頻率濾波的參數,最後用分步傅里葉方法,在對非線性項微商的演算法做出了適合於mnls孤子的改善後,對拉曼效應及頻率濾波進行了直接數值模擬,其中頻率濾波參數用微擾理論確定。Clothing - physiological effects - measurement of thermal insulation by means of a thermal manikin
服裝.生理效應.熱人體模型熱絕緣的測量Method for calculation of thermally permissible short - circuit currents, taking into account non - adiabatic heating effects
考慮非絕熱效應因素的允許熱短路電流的計算方法Adiabatic hall effect
絕熱霍耳效應Chart industries vacuum insulated pipe systems are designed for the transfer of cryogenic liquids at extremely cold temperatures needed for flash freezing, aerospace applications, super conducting research, liquid nitrogen fogging for special effects, and many more applications
查特真空絕熱管道系統的設計是為需極低溫度深冷液體應用:冷凍,航空,超導研究,用液氮產生特殊效果的煙霧,及其它各種用途。Simulation results for a non - isothermal cstr process demonstrate the effectiveness and efficiency of the proposed method
通過非絕熱連續反應釜的模擬驗證了本方法的有效性。By using the classical monte - carlo method, the splitting process of the guided atomic beam in the beam splitter is simulated, and the transverse adiabatic cooling and heating effects of the atomic beam in the beam splitter are simulated and analyzed from a simple theoretical model
同時,採用經典的monte - carlo方法,模擬了該原子分束器中被導引原子束的分束過程,研究了導引過程中原子束的橫向絕熱冷卻和加熱效應,並採用簡單的理論模型解釋了上述monte - carlo結果,得到了一些重要並且十分有趣的結果。First, in the field of atmospheric dynamics the developments in dynamics of diabatic waves and low - frequency waves, the dispersive effects of turbulence and nonlinear atmospheric waves are re - viewed
在大氣動力學領域,主要介紹了非絕熱波和大氣低頻動力學、湍流的頻散效應和大氣非線性波動等方向的研究進展。The effects of reinforcing particle size on deformation strengthening and localization behavior of sicp / 2024al composites are investigated by making use of split hopkinson compression bar and hopkinson torison bar. the experimental results demonstrate that the strengthening effect for the small - size particle - reinforced composite is higher than that for the large - size particle - reinforced composite
實驗表明:這類復合材料無論是在沖擊壓縮還是沖擊扭轉載荷下其變形強化和局部化行為都具有明顯的顆粒尺寸效應,即增強顆粒尺寸越小,變形強化效果越好,越易發生絕熱剪切變形局部化失穩。Calculation of thermally permissible short - circuit currents, taking into account non - adiabatic heating effects
在考慮非絕緣加熱效應條件下的熱容許短路電流的計算The work mainly consists of four parts : the first part is to use oxidation and lpcvd technique to produce sio2 mask film and si3n4 insulation film in order to enhance the heating efficiency of micro chamber, and guarantee the carry out of the reaction. the second part is to use the combination of dry etching and wet etching to produce reaction micro chamber, it is the container which carry out the pcr reaction, and dna sample carry out amplification reaction here. the third part is to use the sputtering, photolithography to produce heaters and temperature sensors which heat the reaction micro chamber and provide the temperature condition for the pcr reaction
首先,利用氧化工藝和lpcvd技術,生長sio _ 2掩膜層和si _ 3n _ 4絕緣層,以提高反應腔的熱效率,保證擴增反應的順利進行;其次,用濕法腐蝕和干法刻蝕相結合的方法加工微型腔體,使之作為dna樣品進行pcr擴增反應的容器;第三,用濺射、光刻等工藝在微型腔體底部製作微型加熱器和溫度傳感器,實現對反應腔體的加熱及其溫度的精確測量,提供pcr擴增反應所需的溫度條件。分享友人