線性子系 的英文怎麼說
中文拼音 [xiànxìngzixì]
線性子系
英文
linear subsystem-
The linear relationship between shock wave velocity d and particle velocity u of our samples were obtained : d = 3. 701 + 1. 527u there the unit of relocity is km / s. no phase transition shows for enstatite with perovskite structure according to the experimental linear d - u line up to 110gpa
實驗結果表明,在80 115gpa壓力范圍內本文所用頑火輝石的沖擊波速度d與粒子速度u可用線性關系: d = 3 . 247 + 1 . 626u來描述。At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel
首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行性,並按變量對應思想採集它們的相應數據;其次,由於相應水位過程數據中含極強的非線性關系,本論文經細致的理論分析,將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合,提出了能有效實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方差分析法;再次,將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應洪水位過程的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影響方式,即含沙量主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。Based on the lambert - beer ' s law and considering the determination of ultramicro amounts of substances by aas, an approximate linear relationship between the transmittancy and concentration of the measured substance was derived
摘要對原子吸收光譜法在超微量測試中,給出了朗伯比耳定律的近似公式,建立了測定值和透光度的變化值之間的近似線性關系。Non - linear dynamics characters of a rotor system for an elastic shaft - disk with a crack are examined by introducing the geometric non - linearity and equivalent line - spring model
本文引入了幾何非線性關系和等效線彈簧模型對含裂紋的彈性軸彈性盤轉子系統進行非線性動力學分析。Time - temperature superposition principle could bee applied to g " dependence on cd, and the dependence of shifted factor at on temperature demonstrated a linear relationship by a plot of in at vs. t - 1. the steady rheological measurements for nanocomposites melts were conducted. the results revealed that the melts of exfoliated nanocomposites with lower loading of org - mmt exhibited shear - thinning even at lower shear rate as compared with polymers filled with common particles, while the melts flow depended weakl
研究結果表明仁復合體系g 『和動態損耗模量寧的對數關系性呀g 『一109夕, _印維乖溫動態模量滿足時溫疊加原理,頻率移動因子( at )的對數與塌度的倒攀即種馬與了一『有良好的線性關系?一_面,復合體系熔體的穩態剪切流變行為具有不同於普通粒子填充聚合性。Its linear f - n curve shows the electron emission was field emission
F - n曲線呈線性關系證明電子發射確為場致發射。Many factors regarding the modifying coefficients of circular and rectangular section are analyzed : ( 1 ) it is theoretically proved that the diffusion coefficient of cl - in concrete is dependent of modifying coefficients ; ( 2 ) through analysis of the results of numerical value calculation, it is discovered that the relation between the modifying coefficients and the thickness of protection layer of concrete is linear, from which the function expression of these two variables is gain ; at the same time, the influence on modifying coefficient of the radius of circular section and the thickness of cl - on the surface of concrete ; based on these, practical calculating method of beginning corrosion time of steel of circular section is set up ; ( 3 ) to rectangular section, the diffusion of cf in concrete is two - dimension diffusion
討論了影響矩形截面以及圓形截面修正系數的因素: ( 1 )從理論上證明了氯離子在混凝土中的擴散系數與修正系數無關; ( 2 )通過圓形截面數值計算結果的分析,發現圓形截面修正系數與保護層厚度基本成線性關系,並建立了二者之間的聯系;分析了圓形截面半徑、混凝土表面氯離子濃度對修正系數的影響,從而建立了圓形截面鋼筋初始銹蝕時間的實用計算方法; ( 3 )在矩形截面氯離子侵蝕下,混凝土處於二維擴散狀態。本文通過計算分析,證明二維擴散的影響區域從邊角開始向中間逐步擴散,並證明了二維擴散影響區域依賴于氯離子擴散系數與氯離子擴散時間的乘積。The numerical results of the dispersion relation show some nonlinear effects : for a fixed geometry of a waveguid, beam parameters and plasma density, the increment of the modulation parameter may lead to a slight increment of the operating frequency, however, as the modulation parameter increases further, saturation may occur and the dispersion relations are hard to be separated, it is due to the overmodulation of the microwave power, this phenomenon itself belongs to the nonlinear effects
對於一定的波導、電子注參量和等離子體密度值,等離子體調制系數的增加,使工作頻率略微升高。但是,隨著等離子體調制系數的進一步增加,色散曲線變得彼此之間不可分辨,可以認為是等離子體的過調制導致了柵的飽和。這一現象是非線性的,可見,等離子體柵和調制場中文摘要是非線性關系,等離子體柵是非線性j 。Firstly, the stator and rotor resistances are identified on - line, and then the corresponding temperatures are calculated according to the principle that the metal resistance linearly depends on its temperature. results of numerical simulations and experimental tests show that the method is valid and effective
根據金屬電阻與其溫度在大范圍內成嚴格線性關系這一原理,在辨識出異步電動機定、轉子電阻之後,即可計算異步電動機定、轉子溫度,進而實現定、轉子溫度在線監測。The main contribution of this paper is the presentation of partial decomposing approach of stability analysis for time - delay large - scale system and non - linear large - scale system with strong coupling in single direction
本文的主要貢獻是分別提出了子系統間具有單向強耦合的線性時滯大系統和非線性大系統穩定性的部分分解法。These differences are connected with the nonlinear relationship between potential and density and the strong absorption of the composite projectiles.
這些差別與電勢和密度之間的非線性關系有關,也與復雜的入射粒子的強烈吸收有關。In terms of the complex mode superposition method, the motion equations of general multiple degrees of freedom ( mdof ) discrete system can be transferred into the combination of many complex oscillators
摘要應用復振型分解方法,將非比例阻尼線性體系在地震作用下的動力方程求解問題轉化為若干個廣義復振子的求解與疊加問題。Assuming that the earthquake ground motion is a zero mean valued non - stationary random excitation, the higher accuracy numerical algorithm of these complex oscillators were developed in virtue of the principle of pseudo - excitation method
通過假定地震地面運動為一零均值的非平穩隨機激勵,應用虛擬激勵法原理,推導得到了廣義復振子動力坐標計算的一般公式,進而得到了非比例阻尼線性體系非平穩隨機地震響應計算的一般解答。The relationship between sputtering conditions and the depositional speed shows : with working pressure 1. 2 pa, sputtering power 180w, the depositional speed of tio2 thin film is 40nm / h, and increases with the increasing of sputtering power. it can be also founded that the depositional speed is nearly proportional to the working pressure : within the range of 0. 3pa to 1. 6pa, the depositional speed increases linearly with the increase of ar pressure. with the enhancement of the substrate ' s temperature of sputtering or annealing, the resulted thin films show a tendency of decreasing in thickness, and increasing in refractivity
本實驗是採用磁控濺射方法,在不同的溫度下制備了tio _ 2薄膜,並對薄膜進行了不同溫度和時間的退火處理,通過原子力顯微鏡( afm ) 、 x射線衍射( xrd ) 、掃描電鏡( sem )等檢測手段對薄膜的表面形貌和組成結構進行了分析,結果如下: ( 1 )濺射工藝條件與薄膜沉積速度的關系表明:採用1 . 2pa工作氣壓, 180w的射頻功率tio _ 2薄膜的沉積速率為40nm h ,並隨射頻功率的增加而提高,呈近似的線性關系,在0 . 3pa 1 . 6pa氣壓范圍中,氬氣壓強升高沉積速率迅速增加,濺射溫度提高和退火處理能使薄膜的厚度減小和折射率提高。Then linear control technique is applied to the linear subsystem of the transformed equivalent systems to design the controller, thus a nonlinear controller of the original chaotic systems is obtained, which is proved to be exponentially stable
然後利用線性控制方法對變換后的等價系統中的線性子系統進行了控制器設計,由此設計出原混沌系統的非線性控制器,並證明其具有指數穩定性。With this initiating system, the number - average molecular weights of the obtained polymers increased in direct proportion with monomer conversion, and the molecular weight distributions ( mwds ) were narrow throughout the reactions ( 1. 31. 4 )
將該體系應用於甲基丙烯酸丁酯的聚合反應,所得聚合物的相對分子質量分佈窄( 1 . 3與單體轉化率呈線性關系。The energy calibration is more accuracy and almost constant with the injected energy of proton. however, the energy calibration in e1 detector has a slight decrease with increasing the energy of protons. the reasons are attributed to the non - uniformity in thickness and disturbing from surrounding r, b ray and secondary particles
對氧離子的能量刻度採用的是l八2 . 75的擋別,在能量范圍o一50mev有很好的線性關系,刻度出的每道能量h是1 . 1mev /道,然而當束流能量達到80mev /道時,在e ,探測器中h值與前面能量點的數據符合較好,但在e :探測器中沉積能量高於50mev時,電子學系統進入飽和狀態。Linear approximation of lambert - beer ' s law and its application to ultra - micro analysis by atomic absorption spectrometry
比耳定律的近似線性關系應用於原子吸收光譜法的超微量分析Following an iterative reduced - dimensional strategy, the problem of " dimension curse " can be solved effectively. in the last section of this chapter, a cascade wavelet model, which is combined with a static wavelet submodel and a dynamic linear submodel, is presented to identify the dynamic nonlinear systems
最後,提出一種串聯小波模型,將現有的靜態小波模型與動態線性子模型串聯,可以很好地辨識非線性動態系統,而且避免了動態神經網路中非線性與記憶混合的復雜性。The block - oriented model can decomposed the nonlinear dynamic process into a linear dynamic sub - system and a nonlinear static sub - system in series, which is convenient to correct the nonlinear dynamic process
塊聯模型可以將非線性過程分解成一個線性子系統和一個靜態非線性子系統的串聯,這種表達形式對非線性校正非常有利。分享友人