無規律曲線 的英文怎麼說

中文拼音 [guīxiàn]
無規律曲線 英文
erratic curve
  • : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
  • : Ⅰ名詞1 (畫圓形的工具) instrument for drawing circles 2 (規則; 成例) rule; regulation 3 [機械...
  • : Ⅰ名1 (法律; 規則) law; rule; statute; regulation 2 (律詩的簡稱) short for lüshi 3 (姓氏) a ...
  • : 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...
  • 規律 : law; regular pattern
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied

    本文針對電站風機性能監測系統研究較少的現狀,在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能的影響,並在此基礎上採用節流方法測量流量,以風機調節性能為依據,建立了基於徑向基函數( rbf )神經網路的風機流量全程監測模型;以實驗室4 - 73no . 8d離心風機為研究對象,探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈;最後用visualc + +語言開發了風機性能在監測系統。
  2. The existed material fatigue performance test curves are dealt with and analyzed, and the non - dimensional stress - strain curve, tangent modulus factor curve and fatigue life curve are drawn based on the experiment data, and these three non - dimensional parameter curves are used to find the inherent rules that the test curves can be replaced each other to some extent. it can be concluded that if the common character and system error of these materials are found, the test curve of a certain material can be used for reference by another material. this is a simple approach about fatigue life estimate and is engineering practical

    對已有的材料力學疲勞性能試驗進行分析整理,利用試驗數據繪制了相對應力應變、切模量因子和疲勞壽命,利用這三種量綱參數發現了其中存在的性,即在某種程度上實驗可以互相取代,並用試驗數據對此進行了討論,並由此推斷,如果找出材料彼此的共性或彼此之間的系統誤差就可以將一種材料的試驗供其它材料參考使用,這是一種估算材料的疲勞壽命的簡便方法,對工程而言具有實用性。
  3. Objective through measure telomere length ( mean length of telomere restriction fragment, trf ) of dermal and intramuscular, and study it ' s length correlating with the different human " s age. the trf was examined by southern blotting. the formula to age estimating was obtained by regression analysis between the trf and the age

    目的應用southern雜交技術,對皮膚、肌肉端粒dna片斷長度( meanlengthoftelomererestrictionfragment ,簡稱: trf )進行觀察,測定不同年齡段人群的端粒dna片斷長度值,以期初步探明不同年齡段人群的端粒dna片斷長度的變化,繪制出端粒dna片斷長度值隨年齡變化的標準,比較性別、籍貫對端粒dna片斷長度的影響,以期為法醫實踐工作中對名屍體年齡推斷提供理論依據。
  4. The main parameters influencing relative elongate on are analysed by research on experiment of size prediction of thick - walled tube without mandrel by open - die cold extrusion, and their curves of changing rule are given, which applies reference in order to direct practical production

    本文通過對厚壁管件芯棒開式冷擠壓尺寸預測的實驗研究,分析了影響相對伸長量的犯要參數,找出了它們與相對伸長量之間的變化,為指導實際生產提供了依據。
  5. The great tour purchasing power is the drive power of promoting the region ' s tourism developmentln the regional space, scale economic and regional separation are one of the basic characteristics of promoting tourism industry, so we must arrange the regional tourism industry with a systematic method and give prominence to the central city. for its outstanding area in the regional space, central city has evident superiority in the regional ecnomic development, and has echelon between central city and its periphery scennic spots, which is the inducement mechanism of tourism industry ' s arranging, developing and advancing step by step. for the law of diminishing marginal utility and the theory of equilibrium, the max utility equilibrium of tourism consumption be at the point of tangency of undiscrepancy curve and the cost budget curve

    中心城市居民巨大的出遊力是拉動其周邊旅遊地發展重要的內在驅動力;由於地緣關系,區域模經濟與地域分割並存,是旅遊產業運動的一個基本特徵,為此必須對區域旅遊經濟進行系統化布局,突出中心城市的產業中心性;因其區位條件獨特,中心城市在區域經濟發展中居於明顯的優勢,與周邊城鄉部位存在經濟發展上的梯次性,這種梯次性是區域旅遊生產力布局、產業發展梯次傳動,最終整體聯動的經濟誘導機制;根據邊際效用遞減和旅遊者最大效用均衡理論,旅遊消費效用最大化的均衡在差異與開支預算的切點(即旅遊目的地選擇的最佳位置)上,且隨著邊際效用遞減,目的地選擇的最佳位置向遠離中心城市方向移動,這就是中心城市與周邊旅遊地互動關系的經濟學解釋。
  6. Through numerous experiment and analysis of scattering characteristic about fat and protein in milk, we find their characteristic about fat and protein in milk, we find their scattering law and establish the correlative scattering model of fat and protein in milk. especially, we adopt surface fitting to break through this problem from theory and technology, without isolating protein from milk, we can directly measure the protein in milk, that is to say, completely realizing the quickly accurate measurement of protein in milk. furthermore, we bring prosperity for the field of measuring multi - ingredient in milk through light scattering theory

    經過大量實驗和對牛乳脂肪蛋白質的散射特性分析,我們找到了他們的散射,並建立了牛乳脂肪和蛋白質的關聯散射模型,並採用多元性回歸的面擬合法徹底突破了這一難關,需把蛋白質從牛乳中分離出來,可直接對牛乳這一復合體中的蛋白質進行測量,完全實現了快速而準確的牛乳蛋白質測試,為利用光散射原理同時測量牛乳多成份這一研究領域開辟了光明而廣闊的前途。
  7. Based on analysis of the characteristics of the composite soil nailed wall, simulating the soil nail, concrete layer, deep mixing pile and step excavation, a model is established to calculate the deformation of the wall, compiled simple and applied program of one dimension fem ; according to the field test data and the calculated data by the fem software this paper has developed, the design method and deformation of the wall in xi ' an area is discussed. the shape of destructive sliding surface of the wall in loess strata in xi ' an area with deep groundwater is gotten. finally the lateral deformation distribution and the experiential formula to predict maximal horizontal displacement of the composite soil nailed wall are given

    針對復合土釘墻構造的特點,建立了模擬復合土釘墻受力變形的一種計算模型,該計算模型可對土釘、面層、深層攪拌樁以及分層開挖等進行簡化模擬;編寫了簡單實用的桿系有限元程序;結合工程實測資料及有限元法分析的結果,探討了西安地區的土釘設計以及復合土釘墻的變形,得出了西安地區一般黃土在地下水時的破壞滑動面形狀,復合土釘墻的側向變形以及計算復合土釘墻最大水平位移的經驗公式。
  8. If applied experiential formula mechanically to calculate the dynamic moment of the tri - eccentric butterfly vavle, its errors for the results would be larger. the paper, by virtue of the postulate of flow with fixed constant, eddiless of ideal liquid, calculated laplace equation by finite difference method in rectangular coordinates, gained pressure distribution on the butterfly disc section, thereby figured out its dynamic moment under each opening angle and the method was feasible for calculating dynamic moment of symmetry or not, designed the program and described the curve of dynamic moment. finally, the paper infered their laws

    採用經驗公式來計算三偏心蝶閥的動水力矩,誤差比較大,本文根據三偏心蝶閥的結構特點,利用理想流體的定常、旋流動的假定,用有限差分法在直角坐標系中求解拉普拉斯方程,得到蝶板截面上的壓力分佈,從而計算出蝶板在各個開度下的動水力矩,設計出了求解的程序,給出了程序運行的結果並進行了數據處理從而得到了動水力矩,總結了它的變化
  9. This paper describes the conjunction relationship of the basic point of the flat surface outline on the parts and reveals the internal law of the intersections connecting with the typical curve ; the principle of the calculation and the characteristics on straight line to parabola basic points are illustrated

    摘要介紹了平面輪廓零件各組成元素之間的連接關系,並揭示了典型交接的內在,闡述了直與拋物交接點的計算原理和特點,總結歸納直與拋物連接的處理方法,以及自動淘汰效基點的基本準則。
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