穩性過大 的英文怎麼說
中文拼音 [wěnxìngguòdà]
穩性過大
英文
stiff-
By hydraulic modeling, this paper describes studies on the stability of a floating bulkhead operating in standing water and flowing water, and it ' s hydrodynamic stability characteristics that distinguish in standing water from in flowing water ; and direct measurements of the forces acting on the model floating body during floating and sinking is taken. as a result, the rotation stress curves are produced and analyzed ; to provide data for optimum operation schedule analyses of the sluice, the relationship of the impact forces acting on the side wall of the gate and the running speed is studied ; the reasons of unstably uplifting of the bulkhead are discussed and the method to solve the problem is also given in this paper
本文結合常州新閘防洪控制工程水工模型試驗，系統分析了浮箱門在靜水和動水中的穩定性及其影響因素，指出靜水穩性和動水穩性的不同特點；試驗測定了浮箱門動水運行時的受力情況，給出並分析了定位過程轉動力的變化過程曲線；根據浮箱門啟閉速度與門體和岸墻之間撞擊力大小的關系，選擇合理的動力設備，為設計和工程實踐提供可靠依據；分析浮箱門難以穩定上浮的原因，並給出解決方案。The thesis built the relation between containing water and the properties of trail dam ' s soil by geomechanical properties of trail dam ' s soil ; analysed the seep rule of water in the trail dam ' s field and the change of soakage line. the thesis applied the limited element to analyze the trail dam of baogang by the engineering item in production. it calculates the dynamic and static response about the dam using the numerical simulation method
本文通過大量的尾礦土物理力學性質試驗資料，建立了含水量與尾礦土性質之間關系曲線；分析了水在尾礦壩區的滲流規律和不同標高時浸潤線的變化情況，為分析尾礦壩的穩定性提供依據；結合生產上的工程項目，從包鋼尾礦壩的穩定性研究入手，應用有限元法，通過數值模擬分析了水對尾礦壩的靜力、動力穩定性影響。The efficient sppc had been performed with 1 - hz - repetition - rate 532nm nanosecond pulses, in which phase conjugate reflectivity as high as 21. 5 % was obtained. when sppc were operated in ce : batio3 with 532nm, 632. 8nm and 790nm cw lasers, the maximum sppc reflectivity of 54. 1 %, 88. 2 % and 80. 5 % were obtained, respectively. unlike the results reported before that four - wave mixing by stimulated photorefractive backscattering ( spb - fwm ) only exists at short wavelengths while four - wave mixing by total internal reflection ( tir - fwm ) only exists at long wavelengths, both of these two mechanisms coexist at all wavelengths from 532nm to 790nm in our experiments
通過大量的實驗全面研究了ce ： batio _ 3自泵浦位相共軛特性：在低重復頻率（ 1hz ） 、 532nm調q激光泵浦時最高獲得了21 . 5的位相共軛反射率，而此前報道過的建立位相共軛脈沖光最低重復頻率是10hz ；實驗中發現在532nm 790nm波長范圍內，在不同的波長激光泵浦時，同時存在兩種自泵浦位相共軛機制：全內反射?四波混頻（ tir - fwm ）和受激背向散射?四波混頻（ spb - fwm ） ；在連續激光泵浦時，對532nm 、 632 . 8nm和790nm三種波長，最高分別獲得了54 . 1 、 88 . 2和80 . 5的位相共軛反射率；同時還研究了自泵浦位相共軛光的時間穩定性。The vibration of upper structure of bridge which caused by the dynamic action of vehicle pass the railway bridge may make the structural component fatigue and decrease the intensity and stability. the more vibration of bridge will influence the safety and stability of vehicles ; when the dynamic changing frequency of vehicle equal or approach to the free vibrational frequency of bridge, wh ich will make the resonance may intensify the response of bridge and vehicles
列車動力作用引起橋樑上部結構的振動可能使結構構件產生疲勞，降低其強度和穩定性；橋梁振動過大可能會對橋上車輛的運行安全和穩定性產生影響；當列車的動力變化頻率與橋跨結構自振頻率相等或接近時，引起的共振可能會使車橋動力響應加劇。By comprehensive considerate the intercoupling relationship between the side - slip angle and the yaw rate, the combine - control strategy ’ s predominance distinctness because it overcome the disadvantages of the large side - slip angle under the - control and can ’ t following the ideal yaw rate under the - control. vehicle possesses optimal control stability with the combine - control obviously
由於聯合控制策略綜合考慮了質心側偏角和橫擺角速度之間相互耦合的關系，克服了單獨橫擺角速度控制時質心側偏角過大，以及單獨質心側偏角控制時對理想橫擺角速度跟蹤不好的缺點，因而優勢明顯，聯合控制策略下的車輛具有最佳的操縱穩定性。In the course of stowage of heavy article, officers and engineers concertrat their attention on the calculation of vessel " s parameters and the limitation that be bringed by many factors to loading position, and don " t think much of the affection of awkward lengthy cargo " space size to loading position
在一般的重大件貨物積載過程中，往往側重於船舶的吃水、吃水差、穩性高度和傾角各參數及各因素對裝貨位置的限制，不太重視重大件貨物的空間形狀大小對裝貨位置的影響。No. 2, a fast simulation technique is proposed to approximate the filtering effects of the implicit method in order to alleviate the heavy computation brought by the implicit integration method. no. 3, an algorithm to dynamically regulate the time step is detailed
柔體模擬過程中一直存在的瓶頸問題首先是為保證模擬過程的穩定性而不得不採用較小的時間步長，其次是求解微分方程時耗費的計算量過大。By a great number of tests indoors, the theoretic analysis of microstructure and fracture mechanics, tests on the test - road, after the analysis of road - related performances of cement - bound crushed stones base and the study for improvement, the conclusion is put forward, that applying the cement fa - bound crushed stones base can obviously minish the maximal stress of asphalt pavement, lighten and stay cracks in the asphalt pavement effectively and economically so as to improve long - term performances of the structure of pavement
通過大量室內試驗、微觀結構和斷裂力學理論分析，鋪築試驗路段現場檢測，分析水泥穩定級配碎石基層的路用結構性能，並研究其路用性能的改善措施，得出水泥粉煤灰穩定級配碎石基層可明顯減小瀝青面層的最大應力，經濟有效的減輕和延緩瀝青路面開裂，改善路面結構長期使用性能。The paper adopted the common breeding way by series of mutagen treating to the yeast ' s cell and spheroplast. finally, the excellent mutant 75l 3555 was obtained. its nature of the production was determined and it can product ethanol on the condition of 40 and have high fermentative speed and stable production. on the other hand, the test was made that the best fermentative condition was found. in the malt juice, adding 0. 02 % k + or 0. 03 % a13 + can increase the production strikingly and adding some degree concentration trahalose can increase the production too and cut short the time of taming. in the study of using molasses producting ethanol, we can obtain high productivity contained the following composition : nitrogen source 1. 5 % maize and 0. 075 % ( nh4 ) 2so4
本實驗以常規的育種方法，通過對酵母細胞懸液和原生質體進行一系列誘變，經過大量的篩選，最終選育出一株耐高溫高產菌株75l _ （ 3566 ） ，並對其進行了生產性能的測定。 75l _ （ 3566 ）在40條件下，濃度為20 bx的麥芽汁發酵液中，產酒率高達11 . 5 ，而且發酵速度快，發酵周期可縮短12h ，其生產性能穩定，可以適應大部分以澱粉質為原料的生產廠家的需要。同時本實驗對75l _ （ 3566 ）進行了發酵條件優化的初步研究。This project, through a great amount experiments, systematically and quantificationally discuss the different methods by which additives, including hydrated lime, protland cement, and anti - stripping agent, improve various moisture susceptibility of asphalt mixtures, and also have been evaluated effectively
本課題通過大量實驗室試驗，系統地、定量地探討了包括消石灰、水泥、抗剝落劑在內的多種添加劑改善各種瀝青混合料水穩定性的不同方法，並對這些方法進行了效果評價。Four chapters are comprised in this thesis : chapterl : gives the outline of organic - inorganic hybrid materiais area. thrugh investigation and generalization, we know that polyoxometalate - based orgaic - inorganic hybrid materials, which have so various smictures as to design and tailer molecules easily, have both functional properties of orsanic moieties and therml stabilization of inorganic moieties
論文共分四章：第一章通過大量的文獻調研，總結發現有機-無機雜化多金屬氧酸鹽綜合了有機的功能性和無機的熱穩定性於一體，具有結構多樣性，便於分子設計與剪裁。The result of a great deal of experiment shows that the digital control method proposed in this paper is better than the analog one widely used at present. the stability of optical output power and spectrum including temperature stability and long time stability is advanced in great degree
經過大量的實驗表明：與傳統的模擬控制方法相比，本文設計的數字控制方法能夠顯著的提高sld光源的出纖光功率和光譜的穩定性（包括溫度穩定性和時間穩定性） 。This paper analyzed the theory of geneva mechanism, established the mathematical model, and optimized the parameters. this design can make the geneva mechanism run smoothly, and show an effective method of the link to cad system
在分析了槽輪機構工作原理和設計中所存在的問題基礎上，建立了數學模型，並對參數進行了優化設計，有效地解決了槽輪機構在運動過程中的不平穩性，最大限度的降低了沖擊，為進一步和cad系統的連接提供了有效途徑。The organic matter influenced > 0. 25 mm soil particle aggregation and > 0. 5 mm water - stable soil particle aggregation slightly and played an important role in the aggregation of > 5 mm water - stable soil particles. the percentage of aggregates destruction were remarkably negatively related with content of > 5 mm water - stable soil particle aggregate, and ultimately negatively related with > 0. 25 mm water - stable soil particle aggregate, which meant the content of water - stable soil particle aggregate dropped as the rise of percentage of aggregates destruction, the loosely fe took a role in increasing content of water - stable soil particle aggregate. the main factor that affecting content of > 0. 5 mm water - stable soil particle aggregate was percentage of aggregates destruction, whereas organic matter and percentage of aggregates destruction were the dominating matters that influencing content of > 0. 25 mm water - stable soil particl
粘粒含量在各級團聚體的形成過程中起著一定的作用；有機質對0 . 25mm團聚體、 5mm水穩定性團聚體有一定作用，對0 . 25mm水穩定性團聚體起顯著作用；團聚體結構破壞率與5mm水穩定性團聚體成顯著負相關，與0 . 25mm水穩定性團聚體達到極顯著負相關，說明結構破壞率越大，水穩定性團聚體的數量就越少，反之越多；游離鐵含量對促進水穩定性團聚體方面起一定的作用，影響0 . 5mm水穩性團聚體含量主要是結構破壞率，而影響0 . 25mm水穩定性團聚體含量的是有機質和結構破壞率。Considering the higher energy consumption and greater fluctuation of venting water ’ quality in activated sludge process widespread adopted, this thesis applies the optimal control strategy to the aeration process of wastewater treatment. the research supplies the preparation of the water treatment integrated equipment with the theory support, also acquires the matter of academy studies and application
論文針對三峽庫區城鎮目前普遍採用的活性污泥工藝過程中能耗過大、出水水質波動較大的現狀，將最優控制策略應用於污水處理曝氣過程中，不僅為水處理集成化設備的研製提供了理論支持，而且對提高污水處理系統運行的穩定性、可靠性以及降低能耗都具有重要的理論價值和實際意義。It is shown by structural seismic response of four wavelets that littlewood - paley wavelet is not suitable for structural seismic response, because structural response is too small, meyer wavelet is a better wavelet for structural seismic response, for it ' s structural response is agreement with the finite element method, and also harmonic wavelet, structural response under earthquake is a little bigger than finite element method, structural response under odd exponent wavelet is also bigger than finite element method, this method is very simple by wavelet transform, wavelet transform method is different from old methods, one is with which not only knows the effects of earthquake wave detail frequency - band on structural response, but also considers earthquake wave ' s non - stationary of frequency and time - domain value, another is the second mode shape and higher mode shape response that do n ' t attenuate so fast
通過對這四種小波的結構地震反應分析研究說明： littlewood ? paley小波不適合於用來作結構地震反應分析，因為在littlewood ? paley小波下的結構地震反應太小，不符合實際情況；用meyer小波作結構地震反應分析比較合適，和有限元法的結果比較接近；也可以用諧波小波來作結構地震反應分析，只是在諧波小波下的結果略為偏大；單邊指數小波下的結構地震反應分析比有限元法稍大一點，它通過小波變換大大簡化了結構地震反應分析。用小波變換方法來進行結構地震反應分析和以往方法不同的是：它不僅可以知道地震波的具體頻率段對結構反應的影響，而且同時考慮了地震波的幅值非平穩性以及頻率非平穩性；另外與以前方法得到的結果有差異的是，第二振型及以後的高一點的振型的反應沒有以前的方法衰減得快。Between pure and mixed moso stand by a great deal of experiments, and it puts forward a guidance pattern of classified and rational management, and the implementation of ecological cultivation and ecosystem management as per different types of mixed bamboo stands so as to ensure high and stable yield of mixed bamboo stand, and better circulation of ecological equilibrium
通過大量的試驗研究，分析毛竹純林和竹木混交林的生境差異和經營特點，經營條件，提出怎樣根據竹木混交林的類型，分類指導，制定科學的經營方案，實行生態培育和生態系統管理，確保竹木混交林豐產穩產，生態平衡趨向良性循環。The choice dam type is especial importance, during the designed research of the rock - fill dam, particular under the rock - fill dam with very deeply cover layer, the stress and strain of the middle wall and cutting interpenetration wall of the dam foundation is mostly sensitive, whether the. design of dam is scientific and reasonable, it is very important for cutting interpenetration and stability of the dam, the article offer the reference for the design of cutting interpenetration in the foundation with deep cover with earth the water conservancy in xiaban zone, based on the study and analysis the design of cutting seep in the foundation with deep cover with earth, cutting interpenetration concrete wall and the joining model of cutting interpenetration material in body of dam and the applying effect in the practical worko based on the foundation which absorbed and summarize the achievement of design and research in the inter and outer country, for the project of the clay vertical middle wall and vertical cutting interpenetration, the asphalt concrete vertical middle wall and vertical cutting interpenetration the clay inclined middle wall and the lever carpet layer cutting interpenetration, respectively in terms of the different stage of complete period sluice period and working condition, adopting nonlinear calculate and analysis with the finite element method ; carrying the analysis and study with the 3d finite element method as to the different joining model of the left bank high slope cutting interpenetration body and the foundation concert cutting interpenetration wall ; carrying the analysis and study with the 3d finite element method as to the effect of the wall stress and strain because of the different elasticity modulus of the concert cutting interpenetration wall through the analysis and study with the different project. have comparatively all - around comprehended the various model dam, particular the distribute rule of stress and strain of the cutting interpenetration system, provide for the important evidence of the plastic area size the join model of the foundation cutting interpenetrate wall and dam body cutting interpenetrate system the choice of the dam model and the design of the structure of the dam body, the result of research and advice have very importance value in design and building for the similarity project
工程設計中，壩型的選取顯得尤為重要，特別對于壩基有深厚覆蓋層的堆石壩，心墻和壩基防滲墻的應力和變形是壩體、壩基最敏感的部位，設計方案是否安全、科學和合理，對大壩防滲和穩定起到至觀重要的作用。本文研究分析了國內外深厚覆蓋層基礎防滲設計、壩基混凝土防滲墻與壩體防滲體銜接形式及工程實際應用效果，為下坂地水利樞紐工程深厚覆蓋層基礎防滲設計的方案選擇提供了參考；在吸收和歸納了國內外堆石壩的設計研究成果的基礎上，對粘土心墻和壩基垂直防滲方案、瀝青混凝土心墻和壩基垂直防滲方案以及粘土斜心墻和壩基水平鋪蓋防滲方案，分別按竣工期和蓄水運行期的不同工作情況進行了有限元非線性計算分析；對左岸高陡邊坡的大壩防滲體與基礎混凝土防滲墻的不同結合型式進行了三維有限元靜力計算分析和研究；對混凝土防滲墻不同彈性模量對墻體應力和變位的影響進行了三維有限元靜力計算分析和研究。通過對不同方案的計算分析和研究，比較全面的了解了各方案壩體，尤其是防滲體的應力和變形分佈規律，為壩型選擇、壩體結構設計、基礎防滲墻與壩體防滲體的結合型式以及塑性區大小的確定提供了重要依據。This paper consists of two parts : in the first part, we will discuss the prob - lem of the pth - mean, complete consistency for the estimators of a nonparamet - ric and linear model with l ~ p - mixingale errors ; in the second part, we will dis - cuss the problem of the rth - mean 、 complete consistency for the estimators of themodels above with weak stationary linear process errors and the uniformly mean consistency. to the nonparametric model y _ ni = g ( x _ ni ) + _ ni, 1 i n, let g _ n ( x ) = w _ ni ( x, w _ n1, … ? xnn ) y _ ni estimate the unknown function g ( x ). to the linear model y _ i - x _ i1 1 + … ? + x _ iq ? _ q, we use lse _ nj to estimate the unknown parametric _ j
本篇論文主要是由兩大部分內容構成：一是關于誤差是l ~ p ?混合序列的線性回歸模型參數的最小二乘估計與非參數回歸模型未知函數的權函數估計的p ~ -階平均相合性和完全收斂性問題；另一部分是關于誤差是弱平穩線性過程的線性模型參數的最小二乘估計與非參數回歸模型未知函數的權函數估計的r ?階平均相合性和完全收斂性以及權函數估計的一致平均相合性問題。Unbalanced development means uneven development between urban and rural areas, between different regions and between economic and social development
所謂不穩定，就是投資增長率過高，信貸投放過多，貨幣流動性過大，外貿和國際收支順差過高。分享友人