標模數 的英文怎麼說
中文拼音 [biāomóshǔ]
標模數
英文
scale modulus-
The main contributions are as follows : ( 1 ) de ( differential evolution ) algorithm is proposed to invert the ocean acoustic parameters in shallow water in order to get faster and more accurate results than ga ( genetic algorithm ) and sa ( simulated annealing algorithm ). also a posteriori probability analysis method is applied to evaluate the uncertainty of inversion results. ( 2 ) maximum likelihood objective functions for broadband mfi are derived according to different conditions
( 2 )根據不同的前提條件,採用似然比的方法推導了寬帶匹配場反演的最大似然目標函數;深入地研究了寬帶匹配場處理中的相干與非相干問題;在分析參數反演的敏感性之後,提出了淺海環境參數寬帶匹配場反演的多步優化策略,並與全參數反演方法進行了性能上的模擬比較。Stand ard for modular coordination of dwelling houses
住宅建築模數協調標準Considering the electrovalence, the curve of water consumption and the reliability of water supply, this paper respectively sets up the model based on the maximal flux and the model based on the expectation flux. it takes yearly expenditure converting value and yearly cistern converting value as target function and takes continuity equation, velocity of flow and compression resistance of cast iron pipeline as restrictions and sets up the pga model on optimal design of water supply networks
考慮到峰谷電價、用水量變化曲線及用水可靠性因素的影響,分別建立了以最高時流量設計管網的模型和以期望時流量設計管網的模型,以年費用折算值加上清水池年造價折算值為目標函數,以連續性方程、管中流速和鑄鐵管耐壓值等為約束條件,進行并行遺傳演算法對給水管網優化設計的實現。The intention of this part is to find the insufficiency in management of our commercial bank, espial of state - owned banks, by comparison. it is completed through the calculation of index according to the order of liquidity, security and profitability
其次,以「三性」原則為序,運用財務指標,指數模型分析我國國有獨資商業銀行與股份制商業銀行的經營狀況,通過比較找出相應的差距和根源。Standard for modular coordination of residential buildings
住宅建築模數協調標準In this paper matlab and vb are used to build a software which can predict absorption coefficient ' s of the underwater anechoic coatings from these analytical models. finally, some algorithm of the single parameter minimization, nonrestraint nonlinear minimization and restraint minimization in the optimization design theory are studied. the formulas of absorption coefficient of these analytical models are object functions
本論文利用各種解析模型的聲學設計理論,使用matlab與vb軟體建立了一套水下消聲覆蓋層吸聲系數預報軟體,研究了最優化設計中單參數最小化、無約束非線性最小化和有約束最小化理論的一些演算法,利用現有模型的吸聲系數計算公式作為目標函數,初步優化了一些結構的材料參數。Secondly, in order to make a deep analysis of c2 system structure, the author made the fire cell and aerial command control centre into the c2 organization nodes, then import into the information flow to analyze the c2 organization network, through which the author constructed a linear programming model to analyze the time consumption of c2 organization. based on object petri network ( opn ), the author also analyzed the c2 organization reconstruction process
其次,為了深入分析c2系統結構,將火力單元和區域指控中心作為c2組織節點,引入信息流因素對支持網路化作戰的c2組織網路進行了建模分析,以c2組織的時效性作為目標函數提出了c2組織的一種設計模型,並研究了通過對象petri網對防空網路化作戰中的c2組織動態重組的建模方法。By whitening the covariance matrix of flat ambiguity, correlation between ambiguity components, the number of local extrema of cost function is reduced. the search program getting into precocity is avoided by suitable encoding and genetic operation
通過白化處理模糊度,減少模糊度搜索中指標函數的局部極值點,採用適當的編碼和遺傳操作使得在種群個體較少的情況下避免搜索陷入早熟。Taking the contact stress, bend stress stiffness and temperature stress as the condition, taking the weight of the kiln tyre as optimization aim function, the redia and the width of the tyre are optimized general optimize methods just consider the affecting of the parameters to aim function, but in fact, structural parameters ( such as structure dimension, interval and so on ), physics and dynamics ( damp factor, conduct factor, friction factor material ' s elastic module strength limits and so on ), which would be changed after used. the difference are called discrepancy robust design ' s basic concept is : all design parameters " discrepancy will affect the aim funct ion and arouse the quality target discrepancy
一般的優化方法,僅僅考慮了參數對其目標函數的影響,而實際情況下有些參數是變化的,產品的結構參數(如幾何尺寸、間隙等) 、物理和力學參數如阻尼系數、傳導系數、磨擦系數、材料的彈性模量和強度極限等的設計值與製造后和使用中的實際值會有差異,這種差異稱為設計變量和噪聲因素的變差。This paper develops a deterministic inventory model for perishable items with a mixture of back orders and lost sales under inflation and time discounting, where the backlogged demand rate is dependent on the negative inventory level during the stock out period. the main differences from the existing related models are that the present model takes the maximum present value of profit in a repeatable order cycle as the objective function and proposes a more practical constraint of maximum customer - waiting time to ensure a proper customer service level. then the existence and the uniqueness of the solution to relevant systems are examined and a solution algorithm is shown to find the optimal replenishment policy. at last, some numerical examples are presented to illustrate the applicatioh of the model
本文建立了一種考慮通貨膨脹與時間價值的變質性物品的庫存模型,在模型中允許短缺發生且拖后的需求速率與在缺貨期間已經發生的缺貨量有關.和已有相關模型的主要區別在於本模型把一個可重復的訂貨周期內的最大平均利潤的凈現值作為目標函數,且增加了在缺貨期間最長顧客等待時間的限制,以確保庫存系統擁有較高的服務水平.然後討論了模型最優解的存在性與唯一性,並提供了尋求模型整體最優解的演算法.最後用實例說明了此模型在實際中的應用Optimal design with three variables is then done to the elbow - bar mechanism of the mp1040b moulding machine by utilizing the method of punishing function for constraint problems and variational scale for unconstraint problems. the optimal target function is the maxium of gradient in one work travel for the moulding plank of the elbow - bar mechanism. the result shows that the maximal gradient of moulding plank in one motion period declines by 25. 7 after optimization, and the angular acceleration of the bottom moulding plank decreases greatly
動力學分析中,各構件的質量和轉動慣量是通過pro / engineer軟體,先建立各個構件幾何模型而求得;然後,利用解決約束問題的罰函數法和處理無約束問題的變尺度法對mp1040b型模切機肘桿機構進行三個設計變量的優化設計,優化目標函數為肘桿機構的下模切板在一個工作行程中達到的最大傾斜程度;通過優化設計,模切機肘桿機構的下模切板在一個工作行程中的最大傾斜程度降低了25 . 7 ,其角加速度明顯減小,提高了模切機動力學性能。Standard test method for modulus of rupture of unfired clays
未焙燒粘土斷裂模數的標準試驗方法Through calculating annual expenses and analyzing investment risk, an optimization model firstly put forward. the coefficient of investment profit of the irrigation system, which includes pipe distribution networks, drop irrigation device, is minimized. the coefficient is optimization design ' s target function which is by the genetic algorithms to solve
在系統優化方面,單獨作為一個模塊用vc + +實現,本文首次提出了以包括管網、灌水器、水泵、電機等設備在內的微灌系統的益本比最大為目標函數,利用遺傳演算法求解的方法。Then the article analyses the effecting elements about the economic result of blasting and puts forward some improving measures, and summarizes optimizing model on economic result of blasting both internal and overseas bearing upon. the theory is based on the blasting cost model, which proposed by dr. zhong hanrong. combining with the specialties of water and electricity engineering, starting off through blasting result, it emphasizing considers drilling cost, deep hole bench blasting cost, reblasting cost, and the cost of bottom fleet hole blasting that in mixed loading emulsion explosive blasting
本文在加拿大鐘漢榮博士提出的爆破成本模型基礎上,結合水電工程的特點,從爆破效果出發,著重考慮了應用混裝乳化炸藥爆破的鉆孔成本、深孔梯段爆破成本、二次爆破成本和爆破后根底淺孔爆破成本,以塊度、振動、安全為約束條件,以這四項成本最小為目標函數,廣泛收集各種爆破經濟技術條件,建立了爆破優化經濟數學模型。Next, this paper continues with an analysis on the three levels of the scale - the city level ( including the block level ), the street level, and the building level ( including the building complex level > the single building level, the intermediate level and the detail level ), aiming at setting up an integrated cognition system of historical scale of the old city area of ming dynasty, which can well mark the scale characteristics in the historical city form
其後通過對城市(分整體尺度與街區尺度) 、街道、建築(分地塊尺度、單體整體尺度、中間尺度與細部尺度)三個層級尺度的分析,試圖建立一個比較完整的明城區歷史尺度的認識體系,它可以很好地標示出歷史形態在尺度層面的特徵。明城區的歷史尺度不僅是一個有多層級的整體系統,而且具有人性化與模數化的特徵,這也是我們在尺度的保護中應該加以注意的。At first, the text is segmented to words and converted to a sequence of part - of - speech tags ; then based on the pos tags sequence parameters and phrase - break distance information from training, markov model is used to get the most likely phrase break sequence
首先,文本進行分詞,並轉換為一列由詞性標記所組成的序列;然後使用馬爾可夫模型,利用人工標注數據庫訓練詞語連接處詞性標注序列的概率分佈和連接類型序列的距離信息,得到輸入的詞性標記序列對應的具有最大似然概率的連接類型序列,最後利用后處理規則進行適當的糾錯。So target teaching in maths and its evaluation embody the potential developing function in the modem education. this article makes a deep research into the reason and theory of the target teaching and its evaluation, and sets up the classific system about aim teaching ( cognitive aim, intelligence and ability aim, emotional aim ) and its evaluation ( affection process, cognitive process and teaching process ), and evaluation structure ( formation evaluation, diagnosis evaluation and final evaluation ). this research paper also analyses the characteristics of target teaching in maths and its evaluation, and probe into the specific implements and operations about them
本文對為什麼要開展數學目標教學及其評價的研究和開展數學目標教學及其評價研究的理論依據進行了探討;建立了數學目標教學的分類體系(認知目標、智能目標、情感目標)及數學目標教學的評價維度(情意過程、認知過程、施教過程) 、評價結構(形成性評價、診斷性評價、終結性評價) 、評價模式(目標探究課型、目標應用課型、目標系統課型、目標深化課型) ;分析了數學目標教學及其評價的特點;對數學目標教學及其評價的實施和操作進行了探索;文後附有應用數學目標教學及其評價進行教學的案例。Numerical simulation of two - phase turbulent combusti on flow in an afterburner under generalized nonorthogonal curvilinear coordinate systems
非正交曲線坐標系數值模擬加力燃燒室湍流兩相流燃燒The optimum balancing of a four bar linkage with elastic links is studied, in which the control torque of redundant drives is taken as the design variable, and the shaking force and shaking moment of the mechanism are taken as the objective. the numerical simulation shows validity of the method
針對一平面彈性四連桿機構,以其震動力和震動力矩的加權和為目標函數,以冗餘驅動力矩為變量,對附加冗餘驅動的彈性機構進行最優平衡,其模擬結果表明該方法是有效的。When solving the tna problem based on fleet balance application, a flight pairing network model is build, by which the primary problem transferred to a directed path decomposition problem to minimize target function, and a simulated annealing algorithm is constructed
在解決使飛機均衡使用的飛機排班問題時,本文利用航班節的網路模型將原問題轉化為一個使目標函數最小的航班節編組問題,在此基礎上構造了一個模擬退火演算法。分享友人