width-diameter ratio 中文意思是什麼

width-diameter ratio 解釋
寬徑比
  • width : n. 廣闊;寬度;幅度;(布匹的)門面;幅員;廣博。 12 feet in width 闊 12 英尺。 width in the clear 【林業】除皮直徑。
  • diameter : n. 1. 直徑。2. (顯微鏡等的)放大倍數。
  • ratio : n. (pl. ratios)1. 比,比率,比值;比例;系數。2. 【經濟學】復本位制中金銀的法定比價。vt. 1. 用比例方式表達;求出…的比值;使…成比例。2. 將(相片)按比例放大或縮小。
  1. Evaluating value of the ratio of the width of pars compacta of substantia nigra to midbrain diameter in parkinson ' s disease

    黑質緻密帶寬度和中腦直徑比值對帕金森病的評估價值
  2. The cardio-thoracic ratio, expressed as a percentage, is the ratio between the maximum transverse diameter of the heart and the maximum width of the thorax.

    心胸比率用百分率表示,是心臟最大橫徑和胸廓最大寬徑的比率。
  3. The experimental model is a rectangular section of 15. 2 187mm ~ 2, which is composed of two aluminum plates. the angles between the internal netted rib turbulators and the flow direction are 45 ? for the one plate and 60 ? for the other, or both 45 ? for two plates. in the experiment, the re numbers changes from 0. 4 10 ~ 4 1. 5 10 ~ 5, rib width - to - pitch are 0. 25, 0. 3 and 0. 5, rib width - to - height are 0. 25, 0. 3 and 0. 5, the rib height - to - hydraulic diameter ratio is 0. 246

    主要研究了在通道進口截面積(即無肋處的截面積) a為15 . 2 187mm ~ 2 、肋高與通道當量直徑之比e / de等於0 . 246 ,實驗雷諾數范圍在0 . 4 10 ~ 4 1 . 5 10 ~ 5之間的情況下,雷諾數re 、肋向角a 、肋寬與肋高之比t / e和肋寬與肋間距之比t / p等參數對通道強化傳熱與流動阻力特性的影響。
  4. Fifty concrete filled thin - walled steel tubular stub columns were axially tested, where diameter ( width ) to thickness ratio was selected as the main varied parameter. the behaviour of concrete filled thin - walled steel tubular stub column was analyzed, and the simplified calculation method of bearing capacity was discussed. based on the current test results and those reported in the literature, the upper limits of d / t and b / t of cfst members were recommended

    以截面徑(寬)厚比為基本參數,進行了50個薄壁鋼管混凝土軸壓力學性能的實驗研究,考察了薄壁鋼管混凝土的軸壓力學性能,並對其軸壓強度的計算方法進行了探討,基於本文和其他研究者的實驗結果,建議了鋼管混凝土構件截面合理的徑(寬)厚比限值。
  5. At the same time, the program corresponding to the proposed method is compiled in fortran90, which is used to analyze the influence of several factors on behaviour of barrettes, including ratio of length to width, ratio of depth to equivalent diameter, ratio of modulus of pile to soil, possion ' s ratio, the finite layer etc. many useful conclusions are obtained from the above analyse

    該方法考慮了壁板樁樁身橫截面的非軸對稱性,並用fortran語言編制了相應的程序,進而分析了多種因素對壁板樁承載特性的影響,包括長寬比、樁徑比、樁土剛度比、泊松比以及有限壓縮層深度等。
  6. At the same time, the corresponding programs on the above two methods can be compiled in frotran90 respectively, which are used to analyze the influence of several factors on behaviour of barrette pile group and barrette pile group - soil - cap interaction, including collocation of pile, ratio of length to width, pile spacing, ratio of depth to equivalent diameter, ratio of modulus of pile to soil, possion ' s ratio, the finite layer, the number of piles etc. lastly a series of model tests on vertically - loaded bahaviour of single pile are made, tests results are analyzed, and the causes of tests failure are preliminarily discussed in this paper

    分析了群樁布置形式、長寬比、樁與樁之間的相對距離,樁徑比、樁土剛度比、泊松比、有限壓縮層深度以及群樁根數等因素對壁板樁群樁和壁板樁群樁?土?承臺的相互共同作用問題的影響。論文最後做了一組壁板樁和圓形樁單樁模型試驗,對試驗數據進行了分析,並對試驗中存在的問題進行了初步探討。
  7. The content of granule dimension measure include granularity as well as parameter distributing and figure, length - width ratio and length distributing, thick and diameter distributing, the content of orientation include orientation distributing and chart designed

    顆粒尺寸測量包括粒度和粒度分佈參數及圖形;長徑比及長徑分佈,徑厚比及直徑分佈;方位測量包括方位分佈及制圖等。
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