trapezoid 中文意思是什麼

trapezoid 解釋
n. 名詞 ,adj. 形容詞 1. 〈英國〉不規則四邊形（的）。
2. 〈美國〉梯形（的）；【解剖學】小多角骨。
adj. 形容詞 -al （trapezoidal thread 【機械工程】梯形螺紋）。

  1. Three kinds of trapezoid, delta and airfoil shaped vortex generators are designed based on traditional, sub boundary layer and micro - vortex generators conceptual design, to study the influence of the shape, height, aspect ratio, chordwise position, spanwise position and direction angles of vortex generators on boundary layer separation control

    （ 5 ）綜合分析研究了渦流發生器的工作原理和設計原則。根據國內外資料，研究了渦流發生器形狀、高度、展弦比、尖削比、弦向位置、展向位置和方位角等因素對附面層分離控制效果的影響。
  2. A series of experiments were conducted to measure the variation of alignment during wheel jouncing ; meanwhile, the influence of breaking point of steering trapezoid on alignment was also investigated

    通過試驗綜合考察了車輪跳動過程中車輪定位參數的變化，以及轉向梯形斷開點的垂直位置對車輪定位參數的影響。
  3. Resonant characteristics of a trapezoid meander line monopole antenna

    梯形彎折線單極子天線的諧振特性
  4. A trapezoid is a quadrilateral with two parallel sides.

    梯形是具有兩平行邊的四邊形。
  5. The area of a trapezoid is equal to the product of its altitude and half the sum of its bases.

    梯形的面積等於其高與其兩底和的一半的乘積。
  6. Tearing strength of fabrics by the trapezoid method

    織物梯形法撕破強力試驗方法
  7. Compound trapezoid formula and its application

    復化梯形公式及其應用
  8. Standard test method for trapezoid tearing strength of leather

    皮革梯形撕裂強度的標準試驗方法
  9. Standard test method for trapezoid tearing strength of geotextiles

    土工布梯形法撕破強力試驗方法
  10. Trapezoid corrugated plate seperater

    梯形波形板分離器頂帽
  11. Trapezoid back very ram extension, manufacturing processes facilitate ; 2

    1 .梯形爪極沖壓引伸，製造加工方便
  12. First, we introduce the trapezoid drop method based on cumulative error, and give a study way of adaptation

    我們首先簡單介紹基於累積誤差的梯形下降法，在此基礎上，給出了一種自適應學習速率的調整方案。
  13. Hard alloy die is made y taking high - quality hard alloy as its nips and fastening with steel die case. it is characterized by high hardness, good thermal conductivity, brasive coefficient and strong resistant to corrosion. it is suitable for drawn metal wire, bar and pipes. the types of dies includes rectangle, hecagon, octagon, diamond, trapezoid, basin and knob, u - shaped and half round types

    硬質合金模具採用優質合金作模芯，並用鋼質模套緊固，具有硬度高，導熱性能好，磨擦系數小，抗腐蝕性等特點，適用於拉制金屬線材，棒材，管材等，另外，模具的類型有矩型、六角型、八角型、菱型、梯型、凹型凸型、馬蹄型、半圓型等各種異形模。
  14. The high temperature polymerization pulls crowds the manufacture craft, the whole pin technology, the isosceles trapezoid stable modelling, the ladder brace, the ladder foot skid prevention design, center spatial structure

    高溫聚合拉擠製造工藝，整體銷棒技術，等腰梯形穩定性造型，梯撐梯腳防滑設計，中空結構。
  15. In order to solve this problem, the distribution of the force was studied. with analyzing the data of ship launching, the paper educes seven typical distribution forms, include uniform distribution, sine distribution ( 1 / 2 amplitude ), trapezoid distribution, right triangle distribution, sine distribution ( 1 / 4 amplitude ), parabola distribution, isosceles triangle distribution

    主要有七種分佈形式，包括分佈趨勢較平緩的均勻分佈形式、正弦（ 1 2波形）分佈形式、梯形分佈形式；峰值出現在滑道最前端的直角三角形分佈、正弦（ 1 4波形）分佈、拋物線形分佈；還有峰值出現在分佈區域中間的等腰三角形分佈。
  16. Various shapes of returns like triangular, semi - circular and trapezoid - shaped are available for cresting your own office

    極富創意的辦公桌，有著不同形裝如三角形、半圓形、曲尺形及四邊形，以創造您個人品位的辦公室。
  17. Eight trapezoid labyrinth flow - channels are designed through modification to the cell dimension and the number of flow cells based on the parameterized structural design. integral emitter prototypes combining exterior hull and exterior flow - channel are built using rapid prototyping technique, and structural dimension of those flow - channel are measured by optical microscope, the measuring results showed that the design can completely meet the requirement of emitter accuracy

    文中以參數化的設計思想，通過改變梯形迷宮流道單元尺寸和單元數設計了8種梯形迷宮流道，採用快速成形技術製作出外管與內迷宮流道一體化的滴頭原型；利用最小標注尺寸為50nm的光學顯微系統對滴頭流道結構尺寸進行了測量，分析結果顯示流道尺寸精度完全滿足滴頭的製作要求。
  18. Iiaccording to customers requirement, we can process common or special melted - zinc - bath with different length, depth, width, weight no more than 100 tons, and thickness 40 - 30mm, for example, flat, round, diamond, trapezoid or silo melted zinc baths, but the steel plates thickness must be from 50mm to 60mm

    二可根據用戶要求承接鋼板厚50 60mm各種長寬高鋼鍋槽板，鍋槽重不超過100噸的普通或異型鍍鋅鍋槽底部形狀各異。
  19. In the test of transmission coefficient property, semi - circle type, rectangle type, trapezoid type and concave type dyke are studied. research study is on the effect of relative water depth over the dyke to the transmission coefficient of the four different types dyke, and the comparison is done. finally, the experimental formula is given to the transmission coefficient, which are compared with the present formulae

    在潛堤透射特性的研究中，選取半圓型、矩型、梯型和槽型潛堤作為研究對象，在分析各個影響因素對潛堤透射影響的基礎上，選取最主要的影響因素，即相對堤頂水深作為研究的重點，分析研究了堤頂相對水深對四種結構型式潛堤透射系數的影響，比較分析了四種結構型式潛堤透射特性，在此基礎上，總結了計算潛堤透射系數的經驗公式，並與已存在的計算公式進行了對比，最後對潛堤的促淤效果進行了評估。
  20. The earth pressure over the pit bottom calculated by the trapezoid mode, and the result is better according with the rectangle mode of sandy foundation

    坑底以上樁側土壓力採用梯形分佈模式，計算結果與砂土地基的矩形分佈實測土壓力符合較好。
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