損失模量 的英文怎麼說
中文拼音 [sǔnshīmóliáng]
損失模量
英文
loss modulus-
Abstract : this paper analyzes causal factors of flood in the middle reaches of changjiang river. due to neglection of environmental management, soil erosion in the upper and middle reaches of the changjiag river, lake sedimentation, large - scale reclamation of marshes, the flood regulation capacity of the lake was descended, and flood stage was risen and prolonged. consequently more and more river levees and lake dikes were reinforced almost every year to prevent the disasters, which made flood level go up and flood period last for more days. the frequency of flood and waterlogging disasters rose and their damage was enlarged. several proposals for flood prevention including agricultural modernization are put forward
文摘: 1998年長江大洪水后開始實施的「平垸行洪,退田還湖」的土地利用調整方案,從長遠來說應尋求農業安全且收入逐漸提高條件下的土地利用,長江中游地區應積極推進農業現代化,提高農業勞動生產率,轉移,減少分蓄洪區的人口,移民建鎮,對區內的土地要促進其規模經營,由優秀的有文化的農民經營,平時只有少量的直接從事農業生產的經營管理人員,農忙時則大量地使用季節性合同工或實現機械化,大洪水時退田還湖,減輕長江幹流大洪水的壓力,減少分洪與特大洪災時的損失,這樣還可促進避洪、冬季農業等的發展,也有利於長江中上游地區陡坡耕地的退耕還林,還可在糧食充足時進行休耕,在旱災、糧食緊張時擴大糧食生產?The effect of groyne length and layout on water surface is analyzed in the paper. based on the results of simulation and experiment, the local energy loss of the flow due to the groyne is studied. consequently the surface variation and height of damming are also analyzed
論文分析了丁壩長度與布置對水面線的影響,根據流場、紊動場模擬結果和實驗結果研abstract究丁壩造成的水流局部能量損失,並對水面變化和丁壩奎水高度進行了分析。Experiments show that the efficient motion estimation algorithm proposed can further reduce block matching distortion computations relative to conventional fast motion estimation algorithms with neglectable coding efficiency loss ( within 0. 1db )
提出一種基於節點模型的可變形塊匹配運動估計演算法來搜索最佳運動矢量。實驗表明,在編碼性能損失很小的條件下,可以使得運動搜索塊匹配的運算量在通常快速運動搜索演算法的基礎上下降61 % 。Based on the ostwald - de waele equation, the leakage characteristics of power - law transmitted by helical gear pump are researched, and the leakage model of power - law in the clearence is founded, and - the velocity distributing and the leakage capacity are worked out by the boundary condition. the power loss of leakage is got through the clearence leakage capacity, and the friction power loss is attained by the velocity distributing. the mathematic calculation model
利用冪律流體本構方程,首次對聚合物流體在斜齒齒輪泵中的漏流特性進行了研究,建立冪律流體在間隙中的泄漏模型,利用邊界條件求出速度分佈及泄漏量;由間隙泄漏量得到漏流損失功率,由速度分佈得到流體摩擦功率損失,並得到間隙最優解的數值計算數學模型,同時給出實例及數值計算結果。Then, the change of the pressure of the concrete in the pipage is studied. lastly, the pressure losing and the error of the routine measure are discussed. chapter three discusses the fussy self - study issues based on the concrete technology the first section expounds the basic fuzzy self - study theory
首先介紹泵送混凝土的流動特徵,接著研究泵送混凝土在輸送管中泵送壓力的變化,並分析影響泵送壓力損失的因素,從而討論常規計量方法的缺陷第三章主要是針對前章理論模型應用模糊自學習技術。Precision pricing credit derivatives is its one of preconditions of exertion of efficiency of financial. pricing credit derivatives must at first choose the measure model of credit loss, default model of credit event, the model of rate of recovery payments and the uncertainty of mean of default rate. second, it is critic to choose one of structural model, intensity model and hybrid model for pricing credit derivatives
合理定價信用衍生品是其發揮金融效率的前提之一,定價信用衍生品必須首先考慮信用損失的計量範式、信用事件的違約範式、殘值率的模型化方式和違約率均值的不確定性等方面;其次,還要確定具體的定價模型方式:結構化模型、強度模型或"雜合方式" 。The position and size of the monochromator, focusing curvature radii and tilting angles of the germanium focusing monochromator under different different take - off angle, size and divergency of the second collimator and intensity loss due to the use of it were determined. the neutron flux at different wavelength, under different reflection and take - off angle of the monochromator and divergency of the first collimator, were given. the simulation on the aperture used for limiting beam size in front of the sample showed that, smaller the size of the aperture and further the distance from the aperture to the sample, greater the loss of the intensity and more serious the spread of the beam along vertical direction at the sample position which makes the practical sampling volume greater than expected
用蒙特卡羅模擬方法對中子應力衍射譜儀的設計方案進行了優化研究,提出了一系列可供參考的數據:確定了單色器的位置、尺寸、垂直聚焦單色器在不同起飛角下的聚焦曲率半徑和傾角;討論了第二準直器的尺寸和發散,以及使用第二準直器造成的強度損失;給出了在不同單色器反射面、起飛角、中子波長和第一準直器發散度的情況下樣品處的中子注量率,以及多種組合情況下譜儀的解析度曲線;對限束方孔的尺寸、距離樣品遠近對強度損失和測量中的影響做了深入研究。The article takes a 600mw natural cycle drum boiler ( soot blow using steam ) as investigating object, establishes soot accumulation loss and soot blowing energy loss models for its water cooling wall, superheater, economizer and air preheater respectively, set up instructions for soot blower operating. simulating calculation results are compared with site data to verify usefulness of key models. the article introduced the operation optimizing design of soot blowers of yanzhou no2 power plant based on theoretical research
本文以600mw汽包自然循環鍋爐(蒸汽吹灰)為具體分析對象,分別建立其水冷壁、過熱器、省煤器、空預器的積灰損失和各受熱面吹灰能量損失的模型,建立相應的吹灰器運行規則指導,對設計中的關鍵模型問題,通過模擬計算及與現場數據作比較的方法,驗證其可用程度。By surveying the sample plot, the relations between the stabil ity of the mountai n slope of soil preparation for planting by using explosion and other factors s uch as precipitation, terrain , were studied. by using the method of quantitative t heory i, the interrelation between the damaged degrees of soil preparation progra ms by using explosion in low mountain area with abundant precipitation and terrain factors was systematically analysed, and the mathematical models relate d were developed. the results show that the precipitation in early days and the m aximum precipitation per day are the primary factors causing the soil prepara tion program damaged. the main terrain factors of the mountain slope that affect the program stability are according to their importance, slope, position and dir ection. the suitable mountain slope for soil preparation by using explosion is th e slope of less than 25
通過典型標準樣地調查資料,探討了造林爆破整地工程的坡地穩定性與降水、地形等因子的相互關系,應用數量化理論,對在有充分降水條件下的低山丘陵區的爆破整地工程損失程度與地形因子之間的關系進行了系統分析,並建立了相應的數學模型,研究指出,充分的前期降水和日最大降雨量是引起爆破整地工程損失的激發因素;影響爆破整地工程穩定性的主要地形因子是地面坡度,其次為坡位、坡向,實施爆破整地工程的地面坡度以不超過25為宜。Abstract : based on the fundamental principle of hypothesis strain equivalence, itwas investigated a physical concept of high strength concrete at minus temperature ( hscmt ) freezing damage parameter, the elastic modulus of frost concrete with anti freeziug admixture and without antifreezing admixture built and it was analyzed their variate process and the condition adaptated. it is purpose to judge hscmt frost failure process
文摘:從應變等效性假說的基本原理出發,研究了負溫混凝土凍結損傷參數? ?彈性模量法中受凍后測試的損傷混凝土彈性模量的物理概念,從而分析了摻防凍劑混凝土及不摻防凍劑混凝土受凍后的彈性模量變化過程及其選用該參數的適應性條件,為判斷負溫高強混凝土材料凍結失效過程提供保證。( 2000 ). the neutron irradiation is assumed to derive primarily by the reaction 13c ( a, n ) i60 with a minor contribution from the marginal burning of 22ne through the channel 22ne ( a n ) 23mg in the final, high temprature phase of each flash. and we considered the influence of the various parameters such as the initial core mass, the envelope mass, the mass - loss rate, the overlap factor and the delution factor etc., and we vary their value with the pulse number
本文採用分叉s -過程反應通道,以~ ( 13 ) c ( , n ) ~ ( 16 ) o 、 ~ ( 22 ) ne ( , n ) ~ ( 25 ) mg為雙脈沖中子源,用最新的中子俘獲截面,利用gallino和busso等人給出的agb星三殼層核合成模型,考慮到核心質量、挖掘程度、重疊因子、稀釋因子及星風質量損失率隨脈沖數的變化,詳細計算和研究了各個金屬豐度情況下的3m 。The fluxion model of gas and the gas pressure formula were decided in the surrounding of bore wall firstly, and according to the relation of gas content and gas pressure, the theory calculation formula of gas loss quantity was deduced, and finally, the revision method of original coal gas pressure was brought
摘要首先確定了孔壁周圍瓦斯的流動模型及瓦斯壓力表達式,進而根據瓦斯含量與瓦斯壓力的關系,推導出了瓦斯損失量的理論計算公式,最後提出了瓦斯壓力的修正方法。We calculate a model with angular momentum loss caused by gravitational radiation, and find that the binary undergo cyclic evolution as well. however, the period of the cycle becomes shorter, and the ratio of the time spent in the semi - detached phase to the time spent in the contact phase in a cycle becomes smaller
我們計算了由引力波輻射引起雙星系統的角動量損失的演化模型,發現雙星系統還是經歷循環演化,不過循環的周期變短,且雙星系統的每一個循環處在半接狀態的時間與處在相接狀態的時間之比變小。But for real microfiltration, the distribution of shear stress on the membrane of the module with outside helical flow would have benefit to make smaller number of particles deposit on the membrane. ( 2 ) by means of orthogonal test and regression method, four new models, trans - membrane pressure model, flux model, trans - module pressure drop model, and efficiency model, were established, which roundly describe the performance of outside helical mf by depicting the flux, energy loss, and handling capacity simultaneously
( 2 )採用正交回歸實驗,在無顆粒沉積的理想情況下,建立基於層流數值解的膜器跨膜壓力損失模型、過濾通量模型、過膜器的壓力損失模型和膜器過濾效率模型,首次從通量、能量損失及膜器對料液的處理能力等三個方面,更全面地對外旋流方式下的微濾過程進行了描述。Secondly, this thesis evaluates some main theories and method about market risk measurement. such as mean - variance criterion of markowitz and risk decentralization principal, single - factor model, multifactor model, down - risk model, black - scholes model and var model based on the calculation of loss. it also discusses the suitable conditions and defects of every theory and method, and think that var is a more perfect method for risk measurement by comparison
其次,評價了有關市場風險度量的一些主要理論和方法,如markowitz的均值?方差準則和風險分散原則、 capm模型和風險的市場因素模型、單因素模型、多因素模型、 downside - risk 、期權定價理論和現代基於損失計量風險的var等風險度量理論,並討論了各種風險度量方法的具體適用條件及相應的缺陷。Optical power loss measurements of installed multimode fiber cable plant
已裝多模光纜設備的光強度損失測量Measurement of optical power loss of installed single - mode fiber cable plant
已裝單模光纜安裝設備的光強度損失測量In the reliability model, based on many papers, we use a subsection function to unite the probability model and reliability model in some degree, explain that if you want to obtain the solid foundation of mathematics, you will lose the point of model which is simple and easy to operate
可信度理論推理模型在查閱大量文獻的基礎上,使用一分段函數將可信度模型與概率模型進行了一定程度的統一,說明在獲取堅實數學基礎的同時將損失模型簡單,易操作的特點。The inputs of the network are tolerance and fuzzy process factor and the output is manufacturing cost. secondly, taguchi ' s quality loss function is a simple quadratic symmetric style, the paper expands it a fuzzy quality loss model using fuzzy theory. a concept of fuzzy quality loss and fuzzy quality loss cost are first presented
然後應用模糊理論對田口二次型質量損失模型進行拓展,提出了模糊質量損失和模糊質量損失成本的概念,由此建立了模糊質量損失模型,並研究了多質量特性時模糊質量損失成本的計算方法。Calculation model of water pollution induced economic loss for river basin
流域水污染經濟損失計量模型分享友人