正線性關系 的英文怎麼說

中文拼音 [zhēngxiànxìngguān]
正線性關系 英文
positive linear relationship
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : 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...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ動詞1 (使開著的物體合攏) close; shut 2 (圈起來) shut in; lock up 3 (倒閉; 歇業) close down...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
  1. A review of the development of organic semiconductor composite photo - conductive materials and devices was followed by a proposal of the researching theme in this thesis. the effects of fabrication arts such as solvents, gradient, interfacial layer and configurations on the photoconductive properties of the single - layer chlorodiane blue azo / tiopc composite photoreceptors were systematically studied in chapter ii. the results showed that the solvent played a decisive role in the multiphase and multicomponent system composed of two photogeneration species ( chlorodiane blue azo and tiopc ), a transporting material ( hydrozone ) and polymer binder ; 1, 4 - dioxane, as an amphiphilic solvent can effectively disperse and stabilize such multiphase and multicomponent systems, the derived photoreceptors presented improved photoconductive properties superior to those of dual - layer counterparts and demonstrated the evident synergetic enhancement and complementary effects ( eg

    結果表明:在由兩種光生材料氯丹藍偶氮和酞菁氧鈦、傳輸材料萘苯腙以及聚合物介質組成的多相多組分復合體中,分散溶劑是至重要的因素,二氧六環作為典型的雙親溶劑,有效地分散和穩定了該多相多組分復合體,得到的復合單層光導體的光敏在整體上優于雙層光導體,復合材料在可見光和近紅外光區分別表現出的偶氮和酞菁氧鈦的光敏(如azo / tiopc = 8 / 2 , cgm / ctm / pc = 1 / 120 / 120時,具有明顯的互補效應;在近紅外光區明顯高於酞菁氧鈦與偶氮光敏加和,表現出協同增強效應。
  2. In this paper, the effects of fly ash, cement, lime, fine sands, foam agent, w / c ratio and additional agent on foamed concrete were studied by experiments, the best combination ratio of fly ash foamed concrete whose density varies from 551kg / m3 to 650kg / m3 was obtained through orthogonal test design, the foam agent quantity and the fly ash quantity effect the fly ash foamed concrete greatly, so the author selected them as independents to establish duality linear regression equations, the equations were quite ideal through the test of model summary r. moreover, the author also did some experiments about the water resistance of magnesium oxychloride cement fly ash foamed concrete, the outcome showed that phosphoric acid has good effect on water resistance, and its appropriate quantity was found

    本文通過試驗研究了粉煤灰、水泥、石灰、細砂、發泡液、水灰比及外加劑對粉煤灰發泡混凝土能的影響,採用交設計試驗方法得出了600級粉煤灰發泡混凝土的最佳配合比,同時發現發泡液和粉煤灰摻量對發泡混凝土的影響最為顯著,因此,以二者為自變量建立了二元回歸方程,通過全相數的檢驗發現方程較為理想。此外,還對氯氧鎂水泥基粉煤灰發泡混凝土的耐水進行了相實驗,發現磷酸有較好的耐水效果,同時找到了其合適的摻量范圍。
  3. On the basis of the comparison of successful experiences of running agricultural education in developed counties, such as usa, japan and france, this paper put forward following viewpoints : in order to visualize the strategic status of hae, necessary protectionism must be offered through lawmaking and hortative policies, peasantry - undergraduates facing agricultural production must be cultured in the process of expanding and developing hae. the opportunities of developing higher agricultural vocational and technical education must be grasped in the process of realizing the transit from elite - education to popularization - education. existent and developmental room of hae must be unceasingly widened basing upon the road of distinctiveness, integration and internationalization

    文章在比較美國、日本、法國等國家發展高等農業教育的成功做法和經驗的基礎上,提出了要通過立法或制定鼓勵政策來彰顯高等農業教育的戰略地位,為高等農業教育的發展提供必要的政策保護;要在大力擴張高等農業教育的過程中培養面向農業生產一的農民身份的大學生;要在實現農科精英教育向大眾化教育轉軌的過程中抓住發展高等農業職業技術教育的機遇;要通過立足走特色化、綜合化和國際化的道路來不斷拓展高等農業教育的生存和發展空間;要確處理精英教育與大眾化教育的,明確各類農業高校的生態位等發展高等農業教育的觀點和思路。
  4. Second, carried out the fatigue life test of the truck ' s front axles adopted grouping fatigue life test method, calculated the results on theory of probability stats, linear fitted the fatigue life data by means of the basquin equation and least squares method, acquired the mathematical model of s - n and p - s - n curve of the front axles

    其次,採用成組試驗法,對汽車前橋進行了疲勞壽命試驗,藉助概率統計方法對試驗結果進行了分析計算,得到了各試驗載荷下的疲勞壽命的態分佈的均值和標準差,採用basquin式和最小二乘法對疲勞壽命數據進行擬合,得到了前橋的s - n和p - s - n的
  5. Considering the characters of 3 - axes coordinate system that is not included in ship rectangular frame or inertial frame, compensation conditions are deduced through studying the effects of ship - swing. the paper studies how to transfer line velocity and acceleration in the inertial frame to angular velocity and acceleration which correspond each axis, then gives the computer function scheme. servo control scheme which can overcome ship swing and realize moving - target accurate tracking is designed according to inconsistency of radar base angle and beam angle

    針對三軸軸既非甲板坐標又非大地坐標的特點,既研究了船搖對交三軸雷達統的影響,推導實現船搖不變的補償條件,又研究了將目標在大地坐標中的速度和加速度濾波值折算到各軸對應的角速度和角加速度值的計算,並作出了計算機功能框圖。
  6. First, using strip - partitoning method and programming in matlab language, the numerical caculations of the relation curve between moment and curvature are done for the beams strengthened with non - prestressed and pretressed cfrp sheets, base on the assumption of plane section, non - bonding slip and non - peeled destroy. secondly, nolinear finite elemeant analysis by ansys are done for the beams strengthened with prestressed cfrp sheets base on the three assumptions before mentioned, the analysis are all done for the relation curve between load and displacement, the distribution of material stress, the distribution of cracks. lastly, calculation formula of flexural capacity and deflection are proposed

    )的全過程。其次基於上面的三個假定,選擇合理的本構,利用ansys通用有限元分析程序對預應力碳纖維布加固梁進行非有限元分析,分析了加固梁的荷載-撓度、材料的應力情況、裂縫的分佈情況等。最後提出了承載力計算公式和常使用狀態下撓度計算公式。
  7. The petiole and leaf lengths and leaf widths and cork thicknesses and seed widths of the quercus variabilis communities appeared to have a second - degree parabola relation with the latitudes of the communities ; the petiole lengths and leaf lengths and cork thickness appeared to have a clear second - degree parabola relation with the elevations of the communities ; the leaf and seed lengths appeared to have a clear positive correlativity with the elevations ; the seed lengths had a typical negative correlation with the elevations

    栓皮櫟種群的葉柄長、葉長、葉寬、栓皮厚度、種長和種寬隨緯度呈現出二次拋物;葉柄長、葉長和栓皮厚度隨海拔高度呈現明顯的二次拋物;葉寬和種寬隨海拔高度的變化呈現出明顯的;種長與海拔的為一種典型的負
  8. A study on the proposed scanlan linearity has discovered that if the self - excited loads and movement of the model and velocity constitute a linear relationship, and the model vibration accounts for a sine function of the frequency, the rate of the high - order harmonic waves should be quite small

    考查了scanlan的假定:如果自激力與模型運動的位移、速度成,模型振動是某一頻率的弦函數,那麼相應的自激力也應是這一頻率的弦函數,高次諧波的分量應極小。
  9. An experimental program which includes lots of unidirectional laminae is conducted using t300 / bmp - 316 material for researching the static and fatigue behaviour of the unidirectional ply. the experimental research for mechanical behaviour of a unidirectional lamina is to set up expressions of the normalized fatigue life, the residual strength degradation and the residual stiffness degradation of a unidirectional ply in the longitudinal, transverse and in - plane - shear directions, which also verifies the fact of nonlinear shear stress - strain behavior of a unidirectional ply in the 1 - 2 planes

    其中:分別對材料t300 / bmp - 316單向層合板縱向、橫向及面內剪切靜載力學能及疲勞特進行了試驗研究,並採用最小二乘法擬合得到各主方向則化疲勞壽命表達式,以及單層板各主方向疲勞加載剩餘剛度退化表達式及剩餘強度退化表達式;試驗同時驗證了單向層合板1 - 2面上明顯的剪切應力應變非
  10. Many factors regarding the modifying coefficients of circular and rectangular section are analyzed : ( 1 ) it is theoretically proved that the diffusion coefficient of cl - in concrete is dependent of modifying coefficients ; ( 2 ) through analysis of the results of numerical value calculation, it is discovered that the relation between the modifying coefficients and the thickness of protection layer of concrete is linear, from which the function expression of these two variables is gain ; at the same time, the influence on modifying coefficient of the radius of circular section and the thickness of cl - on the surface of concrete ; based on these, practical calculating method of beginning corrosion time of steel of circular section is set up ; ( 3 ) to rectangular section, the diffusion of cf in concrete is two - dimension diffusion

    討論了影響矩形截面以及圓形截面修數的因素: ( 1 )從理論上證明了氯離子在混凝土中的擴散數與修數無; ( 2 )通過圓形截面數值計算結果的分析,發現圓形截面修數與保護層厚度基本成,並建立了二者之間的聯;分析了圓形截面半徑、混凝土表面氯離子濃度對修數的影響,從而建立了圓形截面鋼筋初始銹蝕時間的實用計算方法; ( 3 )在矩形截面氯離子侵蝕下,混凝土處於二維擴散狀態。本文通過計算分析,證明二維擴散的影響區域從邊角開始向中間逐步擴散,並證明了二維擴散影響區域依賴于氯離子擴散數與氯離子擴散時間的乘積。
  11. The emphases has been put on calculation of the points with concentrate stress. meantime, according to the situation of surface and non - line relation between stree and strain, it modificates the method

    本文還介紹了應力的計算方法,重點考察了聯箱應力集中點的應力值,並且根據表面狀況,以及應力和應變非對應力進行了修
  12. This paper describes a reconstructive algorithm which is based on network theory for electrical capacitance tomography technic. there are twelve electrodes in the system. the permittivity distribution of flow with two components within a pipeline is reconstructed. assume the permittivity distribution of the region to be reconstructed. then whole measured area is discretized into a network composed of capacitance. the measurement circuit which contains a pair of source electrode and detecting electrode is taken as a four - terminal network. the across admittance of the four - teminal network is proportional to the capacitance between the source electrode and the detecting electrode. modify the distribution of the permittivity according to the difference between the calculated capacitance and measured capacitance. the experimental results show that this algorithm is effective and can coverge

    本文描述了一種用於兩種成份的流體成像的12電極電容層析成像新方法.該方法基於電路的網路理論,首先對重建區域假定一個介電率分佈,用電容網路作為離散化模型,將每一個源電極和探測電極對組成的測量電路看作一個四端網路,該四端網路的跨導與源電極和探測電極之間的電容值是,這個電容值和測量得到的電容值之間存在誤差,根據這個誤差對修介電率分佈.通過對不同介質分佈作的模擬實驗結果,證實了該演算法是有效的,收斂的
  13. Positive linear relationship

    正線性關系
  14. The results show that in the later stage of the nucleation process, the maximum slip velocity is monotonically accelerating ; the slipping hot spot ( where the slip rate is maximum ) migrates spontaneously from a certain instant, and such migration is spatially continuous ; when the maximum velocity reaches a detectable order of magnitude ( at least one order of magnitude greater than the loading rate ), the remaining time is 20 hours or more, and the temporal variation of slip velocity beyond this point may be used as a precursory indicator ; the average slip velocity is related to the remaining time by a log - log linear relation, which means that a similar relation between rate of microseismicity and remaining time may also exist ; when normal stress variation is taken into account, time scale of such processes can be extended by about 2 times

    結果表明,在成核的後期階段:最大位移速率單調加速增加;滑動熱點(最大滑動速率處)在後期階段開始自發遷移,且在空間上連續;當最大滑動速率達到可以明顯探測的量級時(高於載入速率一個數量級以上) ,倒計時間為20小時或更長一些,這時的速率變化可作為臨震預測標志;平均滑動速率與倒計時間的在臨震階段呈對數趨勢,由此可推測微震活動增長率與倒計時間同樣存在對數應力的變化對上述時間尺度有延長作用,使之大致增加到原數值的2倍。
  15. 2, using ansys, a finite element analysis model is established to deal with pile - soil interaction under lateral load, and the model is proved to be correct and realizable. with the reasonable size of element, the results can well coincide with theoretical results. using the model, nonlinear finite analysis of pile in lateral spreading ground is carried out, in which the nonlinear relationship of pile - soil interaction is considered and lateral displacement is subjected to soil springs to simulate the ground displacement in lateral spreading ground

    2 、本文運用ansys有限元分析軟體,建立樁基在側向力作用下的有限元計算模型,並通過工程算例驗證該方法是確的、可行的,在選取合理的單元大小,其計算結果與理論結果吻合較好;利用該計算模型考慮樁土共同工作的非,對土彈簧單元施加側向位移模擬在液化側擴地基中土體產生的側向位移,對液化側擴地基中的樁進行非有限元分析。
  16. To this end, we should agricultural information in the analysis of the agricultural economy and the main role is the role of mechanisms on the basis of an adaptation to the conditions of our country ' s agricultural information to the agricultural economic development model to guide the economic development of china ' s agriculture practice

    第二部分,研究我國農業信息化及農業經濟發展現狀。首先,闡析了我國農業信息化現狀,並對我國農業信息化現狀進行了評價。在此基礎上,利用相數學模型,推導出農業信息化與農業經濟發展具有
  17. 3. the effect of measurement error is considered as gauss white noise. through theoretical analysis and numerical simulation, damage assessment results are also subject to gauss distribution. furthermore, results indicate that the mean keeps intact, but the standard deviation is linear to error level

    3 、將測量誤差的影響考慮為態分佈的高斯白噪聲,通過理論分析和數值模擬,說明用靈敏度分析法識別結構損傷時,損傷識別結果也服從高斯態分佈,其平均值保持不變,而方差則與誤差水平成
  18. The experimental results indicate that the tangent stress keeps quite linear relation with the variation of the time in fixed transmission distance of lcr wave in elastic range. also, the experiment results prove correctness and feasibility of the methods for measuring and processing lcr wave in stress measurement. the research provides beneficial reference for the application of tangent stress measurement in elastic media from theory to practice with tdc

    實驗數據表明:在試件的彈范圍內,試件內部的切向應力與lcr波在固定傳播距離下的聲時變化有著良好的;證明了基於tdc - gp1的測試信號處理方法在用lcr波進行切向應力測量的可行,為彈介質中的切向應力測量從理論研究走向實踐應用提供了較高的參考價值。
  19. In the yield data acquire multi - line geometric in a radial pattern is adopted. before theoretical explanations about the non - uniqueness of inversions and the necessity of constrains are illustrated, the description of linear travel - time interpolation ( lti ) calculations, the derivation of jacobian linear equations, and the deductions of solving large sparse matrix equations, i. e. the lsqr iterations, are involved. in order to cope with the uncertainties in tomography, we reach several categories on constraint methods

    對於野外數據採集採用多測上放射狀布置檢波器;圍繞層析成像方法,文章分析了差值射追蹤lti技術,推導出在矩形網格內速度以雙變化時方程組的解析式,進一步詳細探討方程組的求解方法,即最小平方交分解法,並給出了迭代公式。
  20. Var has became the standard method which is used to measure the market risk and the definition of it is that the most probably changing value of a financial portfolio during a holding period with the given the confident level

    傳統模擬計算var通常是基於態假設下進行的,本文中採用了一種新的描述不同序列相依的函數copula函數,以度量中國證券市場風險。
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