形狀系數 的英文怎麼說

中文拼音 [xíngzhuàngshǔ]
形狀系數 英文
form coefficient
  • : Ⅰ名詞1 (形狀) form; shape 2 (情況) state; condition; situation; circumstances 3 (陳述事件或...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : 數副詞(屢次) frequently; repeatedly
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. For any section, the ratio mp/my is called the shape factor.

    對于任意的截面,比值MpMy叫做形狀系數
  2. For any section, the ratio mpmy is called the shape factor

    對于任意的截面,比值mp my叫做形狀系數
  3. For any section, the ratio mp / my is called the shape factor

    對于任意的截面,比值mp my叫做形狀系數
  4. When catchment area, average channel gradient and catchment shape factor of designed culvert or bridge are known, a user can be convenient to get local parameters c, e and b from standard contour charts and easy to calculate flood flow just by a calculator. design period of flood flow is enormously shortened as well as a high precision. estimated flood flow through culvert or small bridge by new calculation model is generally less than by traditional methods, so that much cost is cut down a s reducing the span of culvert or small bridge

    以75000km ~ 2的川中丘陵地區為試點研究區,繪制了該地區新模型的參等值線圖,率定了不同設計頻率的改正,使設計者只需在地圖上獲取集水面積,河道平均坡降和流域形狀系數,在參等值線圖上查得橋涵所在地的相應參,使用計算器即可迅速計算出設計流量,大大縮短了設計周期,且精度較高,設計的洪水流量一般低於傳統方法,從而可減小橋涵跨徑,節省投資。
  5. Shape - coefficient can be determined by the ratio of the particle length

    顆粒對分級的影響可以通過測量顆粒的長徑比來確定形狀系數
  6. 4. achieved the high - speed colliding experiment of landslide for the first time, the paper studies the volume distributing ruler of different velocity segment after collide, fits the experiment data via extreme function, obtains the value range of the shape parameter, thereby gets the distributing function of all part of landslide after collide. on the base of above, the paper studies the accelerating effect of partial rock - mass because of colliding, and acquires the relation between accelerating volume and overall volume, and colliding velocity

    ( 4 )首次進行了滑坡巖體的高速碰撞模型實驗,研究了碰撞解體后不同速度段巖體體積的分佈規律,並應用峰值extreme函對實驗結果進行了據擬合,確定出了各的取值范圍,從而得到了滑坡巖體高速碰撞后不同塊體的分佈函,並在此基礎上研究了滑坡巖體碰撞後部分巖體的加速運西南交通大學博士研究生學位論文第2頁動效應,得出了獲得加速的巖體比例與滑坡總體積及碰撞速度的關
  7. For newtonian fluid, the influence of the plate undulations, the reynolds number and the thickness of the film are shown by parameter studies ; for non - newtonian fluid, the shear - thinning coefficient on the film flow is shown by parameter studies

    在薄膜流動過程中,考慮波板的輪廓變化、流動中雷諾的大小、薄膜厚度的變化以及非牛頓流體的剪切變稀對薄膜流動的流變特性影響。
  8. How many pumps were turned on should be based on the dynamic design according to project target. and how many pumps should be in operation in standard shut off procedure. it was approved that although the theoretical boundary of decline of groundwater level is 10m, the actual boundary is only about 6m

    提出了一些與真空預壓加固地基設計相關的概念和處理方法,如定義真空預壓加固區場地形狀系數,提出按加固土體體積來確定射流泵量、根據工程需要動態設計開泵量、增加停泵標準中對開泵量的規定等設計思想等,論證了真空預壓加固地基時地下水位下降的理論極限深度為10m ,而實際極限深度約為6m 。
  9. In a word, the landscape heterogeneity exist in different scales and so the green space has a landscape pattern which is much favor to the stability of ecosystem. 4 ) : its green patch ' s figuration index and fractal index are correlating with its tree diversity index and the shape design of different styles patches in this park is adapted to the planning of its trees diversity. 5 ) : its gr een patch ' s figuration index and fractal index are not correlating with its plant community dissimilarity index and so the design of the landscape heterogeneity in the interal patch is not suitable for its pattern

    花港觀魚公園綠地景觀格局參中斑塊形狀系數與分維都與各斑塊樹種多樣性指表現出相關性,滿足了生態統空間相關性的要求。花港觀魚不同類型綠地斑塊與樹種多樣性配合設計是成功的。花港觀魚綠地不同類型斑塊內部群落相異性指與其對應的斑塊格局參沒有呈現相關性,這個綠地生態統的植物群落差異性屬性不具有空間相關性,花港觀魚綠地斑塊內部異質性設計與其景觀格局不匹配。
  10. Ga is less prone to converge to a local optimum even when the initial guess is far away from the exact solution. in recent years, a growing number of researchers in the ga community turn to the study of real - coded genetic algorithm ( rga ) for its simplicity and efficiency, and the reason that a chromosome can be directly represented by real number

    然後引入全局優化的搜索方法?遺傳演算法,由於實遺傳演算法直接用實表示遺傳個體,而微波成像演算法就是要得出目標的既為待求的變量,具有連續搜索空間,因此本文直接採用實遺傳演算法。
  11. According to video - recording in the field and computing by making programs, several gravel parameters, such as perimeter, area, long and short axis etc., were gained and the appearance coefficient and variety along the river were computed

    通過野外采樣錄象,室內編程計算,初步得到卵石的周長、面積、長短軸等基本參,計算了形狀系數及其沿程的變化規律。
  12. The higher landscape heterogeneity, the closer to nature secondary forest. along the gradient, landscape congregation index exhibits descendent tendency, showing a significant relationship between the extent of patch mosaic and the extent of disturbance, according to changes of landscape mean shape index ( lmsi ) and landscape mean fractal dimension index, integrated disturbance ( nature disturbance, human activities, vegetational inner succession or population dynamics ) tend to enhance

    景觀聚集度指是隨著梯度區呈下降的變化趨勢,表明斑塊之間的鑲嵌聯的程度與受到的干擾程度有極為重要的關。從景觀平均和景觀平均分維的變化,可看出綜合干擾(自然干擾、人為活動、植被的內源演替或種群的動態變化)是呈增強的發展趨勢。
  13. Several influence factors to result plasma drift in hainan were analyzed. in this paper the characteristics of ionospheric parameters variation were analyzed systematically and some new results in storm - time such as seasonal behaviors were obtained ; it is the first time to investigate the ionospheric drift behavior in hainan and some new results was obtained, the relationships between each two plasma drift velocity components in storm time in hainan were found and the electric filed variation in hainan ionosphere also was obtained ; the results also show that there are big differences of the ionosphere parameters bo and bl obtained from the data with that obtained from the iri - 2001 applied for hainan ; a new phenomena was found during a strong magnetic storm, that a layer with very strong electron density and density grad was found during the recovery phase of the storm, its horizontal scale is beyond 100km and temporal scale is about 2 hours, this phenomena repeated 3 times continuously. a type of negative disturbance in high and low latitude but positive disturbance in east - asia also has been found

    本文較為統地給出了海南地區電離層的參變化特徵,特別是得到了一些暴時與以往不同的季節特性;第一次給出了海南地區的電離層等離子體漂移特徵,發現等離子體漂移暴時擾動在三個方向上有內在的聯,得到了電場變化曲線;研究結果還表明海南電離層的半厚指等與國際參考電離層iri - 2001存在很大差別;通過對強磁擾動事件期間的參變化特性分析發現,在磁暴恢復相期間海南地區電離層底部存在一個電子密度非常大的高密度區,高密度區底部電子密度梯度隨高度急劇增加,該區域的水平尺度可達100公里以上時間尺度約為2小時,連續出現過三次,這是一個在海南從來未發現的新現象;研究還發現了暴時東亞地區電離層擾動會出現高低緯負相而中緯正相的現象。
  14. Using vc + + 6. 0 as the development platform, the system combines the common processing and analyzing image by means of image geometry change, process enhancement, edge detection, region segmentation, feature extraction and so on. based on the image processing and recognition, the system realizes the functions of color recognition, shape recognition and inspection under the laboratorial environment

    課題主要使用的開發平臺為vc + + 6 . 0 。統集成了圖像處理和分析的常用演算法,包括圖像的幾何操作,圖像的增強操作,圖像的邊緣檢測演算法、圖像區域分割、圖像的提取等;並在此基礎上實現了實驗環境下零件顏色識別,識別和缺陷檢測等功能。
  15. Abstract : the relation between the place , size , shape and number of hot spots in casting and the changes of factors such as geometry factor , physics factor , technics factor in the casting and mould system and the systematic characteristic of hot spot are studied by means of the technique of computer numerical simulation of solidification. the relationship between riser and hot spot is also discussed in this paper

    文摘:採用計算機凝固值模擬技術,研究鑄件熱節的位置、大小、量,在凝固過程中根據鑄件?鑄型統內幾何因素、物理因素、工藝因素等各因素的變化關,揭示熱節的統性;討論了冒口與熱節的位置關
  16. After this work, the paper discusses the property of uniform curve. when the multiplies of end knots equal the order of the basis, the inner knots are also the simple knots, the rational b - splines are translated to the rational b zier - like basis. studies show that these basis have the similar properties with the b zier basis, and satisfied the new recurrence relation

    其次,在低階情況,研究了對曲線的影響,並且討論了均勻情況下曲線獨有的特性,當k階有理b樣條端節點重復度達到k時,而內節點重復度為零時,這種有理b樣條轉化為一種有理b zier基函,它們的很多性質和b zier基有驚人的相同點,滿足新的遞推關
  17. At first, based on the 272 station monthly precipitation in china, the paper described the heterogeneous of the spatial distribution precipitation by use of the curve of lorenz and the coefficient of g. the results show that the heterogeneous of the spatial monthly precipitation in summer is stronger than in winter. based on this describing, the probability distributions function of the spatial distributions are fitted by use of the gamma distribution model, and this general principle is examined. the results show that the gamma distribution is good on describing the heterogeneous of the spatial distribution precipitation in china

    並以分佈擬合中國區域月降水量的空間概率分佈,擬合效果優良,表明描述中國區域月降水量水平空間分佈非均勻性的普適分佈律以分佈的pdf最為適宜;以1 、 4 、 7 、 10月具有代表性的資料為例分析了各季月降水量空間分佈型的主要特徵及其成原因,並從一個側面表明我國月降水量空間分佈的偏態性正是我國降水氣候的最顯著統計特徵之一,這也與我國大陸性季風氣候特點密切相關;並且月降水量的基尼和分佈模式值都是夏季大於冬季,說明月降水量的空間分佈非均勻性夏季比冬季弱。
  18. According to the parameters given by chinese code and the shape coefficients obtained from wind tunnel experiments, the relationship between velocity and pressure of fluctuating wind is dervied, and the time - history of a fluctuating wind load is given

    然後根據國家規范提供的參及風洞試驗得到的形狀系數,推導出脈動風速及風壓之間的關,求出脈動風荷載的時程。
  19. So if we gain the relation between the the derivative of ggd distortion - rate function and the ggd shape parameter, then we can reconstruct the rate - distortion function. the bitplane - based fgs of mpeg - 4 has been accepted as a standard coding tool for video streaming applications

    這樣,實際中只需研究特定編碼量化模式下ggd失真速率函的導與ggd的關和規律,就可以重建相應編碼模式下的失真速率函
  20. Antenna form factor

    天線形狀系數
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