等概率曲線 的英文怎麼說

中文拼音 [děnggàixiàn]
等概率曲線 英文
equiprobability curve
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ名詞1 (大略) general outline 2 (神氣) manner of carrying and conducting oneself; deportment ...
  • : 率名詞(比值) rate; ratio; proportion
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 概率 : [數學] probability; chance概率論 probability theory; theory of chances; 概率曲線 probability curv...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. So far, the main frame of the conjugation of betrand are established, on the basis of which, it is given that the primary condition the directrix line must be satisfied, the relative curvature of the conjugating surfaces, the relations between non - interventional condition and curvature axle of the directrix line, and so on. the transmission of normal circular - arc gear is a typical bertrand conjugation. in order to promote the transformation from theory to technology, the general principle of this kind of transmission is studied

    為了使研究更加貼近於工程,便於解析處理,提出準面的念,並確立由準面到準的研究路,給出了各種傳動形式下準面與準的具體特徵,證明了共軛準面上兩準的誘導測地於零的這一不干涉條件,進而指出,當準面為平行軸和相交軸傳動的節面時,不干涉條件自然滿足。
  2. Based on field research and the dynamic analysis of remote sensing data of different time ( 1987 tm, 1996 tm and 2000 china - brazil earth resource satellite ccd ), using multi - information of research area ( including data of geology, geography, hydrology, meteorology, economy, human culture and dem ) and existing research results, the dissertation discusses drive factors of desertification and the relationships between drive factors and desertification with the help of gis tool and some mathematical methods such as probability, statistics, curvilinear estimation, logical analysis and analytic hierarchy process

    論文在對研究區土地荒漠化現狀野外調研和不同時相( 1987tm 、 1996tm和2000ccd )遙感圖像土地荒漠化信息提取和演變分析的基礎上,結合研究區已有的多元信息基礎資料及研究成果(包括地質、地理、多時期的水文氣象、經濟、人文以及dem數據) ,運用gis強大的空間分析功能和統計、估計、邏輯分析、主成分分析、層次分析數學方法綜合研究了土地荒漠化與各驅動因子之間的相關關系,揭示了研究區土地荒漠化的主要驅動因素,探討了荒漠化動態演化規律。
  3. Presents the energy saving principle of a frequency - controlled pump and points out the applicability of the law of similitude for centrifugal pumps and the conception of constant efficiency curves

    摘要闡述了循環水泵變頻調速的節能原理,提出離心水泵相似定律的適用性和念。
  4. It contributes to the deeper comprehesion of these probability distributions, affords more detailed theoretical basis for further studying and simulating satellite mobile channels, ? theoretical analyses and discussions of the models which are often used in the study of the propagating characteristics of satallite mobile channels are given ; meantime, some discussions on the work of model simulations are also given, ? incorrect derivation of the equality between c. loo model and corazza model in some other papers is pointed out. via the conception of received power, we derivate that in the rural environments these two models really have the equal relationship by the way of theoretical derivation and simulatant fittings. therefore, it is able to use corazza model in studying the characteristics of satellite mobile channels in the rural environments and able to avoid the iterant work of modeling, in order to enhance the efficiency and accuracy of research work, ? detailed processes of simulating lutz model by using matlab6. 0 _ simulink4. 0 and the results of comparisions are given

    本文包含有以下的主要內容: ?對衛星移動通信通道傳播特性研究中常用的三個分佈給出了詳細的推導過程;以便對這幾個在衛星移動通信通道傳播特性的研究中常用的分佈函數有更深的理解,對進一步研究衛星移動通信通道傳播特性和對通道的建模提供了更為詳盡的理論基礎; ?對衛星移動通信通道傳播特性的研究中常用的通道模型進行了理論上的分析和討論,並對衛星移動通信通道建模的研究工作提出了一定的看法; ?指出了以前的文獻中關于c . loo模型和corazza模型的同性的證明錯誤;並從接收信號功的角度出發,通過理論推導及模擬擬合重新證明了在鄉村環境下,這兩個模型的確是具有同性的;從而在對鄉村環境下的衛星移動通信通道傳播特性進行研究時,可以只採用corazza模型來對實際的通道進行建模,這樣可以避免重復的建模工作並提高研究工作的效和準確性; ?給出了lutz模型在matlab6 . 0 _ simulink4 . 0環境下的軟體模擬實現的詳細過程和整體模擬測試的對比結果,保證了該模型在硬體實現時的可靠性和可行性,從而可以將它們應用於指導模型的硬體模擬實現並可以降低硬體實現時的風險。
  5. Generalized fatigue constant life curve and two - dimensional probability distribution of fatigue limit

    廣義疲勞壽命與二維疲勞極限分佈
  6. Simple genetic algorithm gets local minimization too easily and converges slowly. to solve these problems, adaptive crossover rate that has reverse hyperbolic rel ation with the numbers of iteration is designed, and adaptive mutation rate that has reverse proportion to the distances of parents and reverse exponential relat ion to the numbers of iteration is put forward. the practical simulation results show that the adaptive ga has greater convergence speed and larger probability o f getting the best solution

    簡單遺傳演算法存在著收斂速度慢、易陷入局部極小缺陷.針對這些缺陷,本文設計出隨相對遺傳代數呈雙下降的自適應交換,並提出與父串間的相對歐氏距離成反比、隨相對遺傳代數指數下降的自適應變異.實例驗證表明,具有自適應交換和變異的遺傳演算法在收斂速度和獲得全局最優解的兩個方面都有很大的提高
  7. In this paper, an approach of the systematic artificial neutral net was introduced into the analysis on the ship - against - bridges probability with a computer programs. based on the basic data of the present 12 typical bridges as the sample, 4 chief influential factors as the input coefficient, such as the bridge span, the water flow rate, the incline angle between water flow direction and the direction normal to bridge axis, and the curve in the course near the bridge area, with the ship - against - bridge probability as the output coefficient, the intelligent judging system of the ship - against - bridges probability reflecting the influence of the above input parameters is obtained after training

    本文首次將人工神經網路系統方法引入了船撞橋的研究當中,編制了計算程序,成功地以現有12座典型橋梁的基礎數據為樣本,以橋梁跨徑、水流流速、水流方向與橋軸法的夾角以及橋區航道彎4個船撞橋主要影響因素為輸入參數,以船撞橋為輸出參數,經訓練得到了能較好地反映上述輸入參數影響的船撞橋判斷系統。
  8. The vulnerability evaluation procedure of hazus99 which is widely adopted in the united states and world wide is introduced in briefly. then the general technical frame of the first part is illuminated as follows : by means of the form of hazus99, the earthquake action is expressed by demand spectra and the capacity of buildings is described by capacity curve

    在此基礎上,本文敘述了「吸收hazus99的表達形式,以需求譜來表達地震作用、抗力表達結構的抗震能力,用需求譜和抗力的交點確定的譜位移和各個震害級對應的譜位移均值和標準差一起,分別計算建築物對應各個震害級的超越,獲得易損性」的一套完整的技術思路。
  9. In the first chapter, we narrate the characteristic of convertible bond, give some clues about development and actuality of the market and its pricing theory ; in the second chapter, we introduce modeling idea and some material problems in the model in detail, draw the yield curve which is very important to the model by spline method ; in the third chapter, we first explain the basic idea and convergent speed of monte carlo method, then, give the mathematical description for financial market, prove equivalence of non - arbitrage market, existence of risk neutral probability measure in the market and the price process of underlying asset is a martingale ; in the forth section, we introduce how to simulate stock price path by monte carlo method in detail, based on foregoing result, we prove the path is a martingale, thereby, the model is logical

    本文第一章先對可轉債的特點、市場發展和現狀及其定價理論的發展和現狀作一述;第二章詳細介紹了建模思想和模型中的一些具體問題,利用spline方法繪出了在模型中具有重要作用的收益;第三章首先敘述了montecarlo方法的基本思想和有關其收斂速度的一些性質,然後從數學的角度給出了對金融市場的描述,證明了市場無套利、市場存在風險中性測度及標的資產價格過程為鞅的價性;在第四節中,對用montecarlo方法模擬的帶跳股價路徑作了詳細介紹,並利用前兩節的結論證明了模擬的帶跳股價路徑為一個鞅過程,從而保證了模型在理論上的合理性。
  10. On the assumption of ignoring the distortion of thickness, this paper determines the rough shape by the geometric modeling method of equal area developing using mixed mesh cell of triangle and quadrangle for the first time, presents the equal area developing arithmetic of quadrangle - triangle. on the virtual geometric symmetry axis, we puts forward the method of determining the developed coordinate of the point on the base band in the development of using regular quadrangle cell, determines the developed shape of internal structure in plane utilizing point - to - point mapping theory. furthermore, we realize the approximate developing of undeveloped - irregular boundary surface using a few triangle cells

    本文結合型號研製中小機翼整體壁板類零件坯料展開課題,基於板料厚向變形忽略不計的先驗假設,首創混合四邊形-三角形網格面積展開的幾何模擬法確定壁板類零件毛坯外形,給出了混合四邊形-三角形網格面積展開演算法;提出了虛擬分割念,採用虛擬幾何對稱軸,給出了規整四邊形單元展開基帶上結點的計算方法;採用映射原理和求交演算法確定了壁板內部結構信息的展開定位。
  11. The combined effect of the soil, structure and seismic wave was considered in the analysis and the time - dependant curves of earthquake - induced differential settlement of the building were obtained according to differential probability of seismic ground motion

    考慮了土層、建築物荷載分配、地震動波形影響因素對不均勻震陷的協同作用效果,依據不同超越下的地震動給出了建築物不均勻震陷時程
  12. Damage stability curves of a series of damaged one - compartment respectively and combinations of damaged multi - compartments are needed in probabilistic method. systems of equation of floatation and stability may be divergent when damaged multi - compartments are calculated that may lead to programs stop. the reason is studied and that makes the programs can distinguish this case and eventurelly the probabilistic calculation of arbitrary damaged multi - compartments is carried out

    方法中,需要計算一系列的破艙組合下船舶的穩性,由一艙破損、相鄰兩艙破損到相鄰三艙破損再到相鄰四艙破損,由於這種破艙組合是由程序來實現的,多艙組合破損時計算過程中浮態與穩性的計算可能異常而導致程序中斷。
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