trapezoid

noun

1. 不规则四边形
   a flat shape with four straight sides, none of which are parallel
2. 不规则四边形
   a flat shape with four straight sides, none of which are parallel

1. Lateral Mass Method with Side Trapezoid Thread Ring Pitch Diameter Evaluation of Uncertainty in Measurement
   侧规法测梯形螺纹环规中径测量结果的不确定度评定
2. A direct calculation formula for conjugate water depth of water jump in a trapezoid channel
   整体式转向梯形杆系梯形渠道水跃共轭水深直接计算公式
3. Study of transmission characters of trapezoid ridge waveguide with FDTD
   对称梯形脊波导传输特性的FDTD的分析
4. Testing method for tear resistance of nonwovens: trapezoid method
   非织造布梯形法撕破强力试验方法
5. Adopt trapezoid flat bag in cylinder body decorate, simple and compact structure, improve the service life of filter pocket.
   采用梯形扁袋在圆筒体内布置，结构简单、紧凑，提高了滤袋使用寿命。
6. The traditional trapezoid style could be used as a practical tool for cooking during blackout.
   传统的梯形风格可在停电时被用作实用的烹饪工具。
7. A steel wire is bent into a trapezoid or a rectangle, thus forming the supporting bar.
   支撑杆可用钢丝弯成梯形、矩形状。
8. The area of a trapezoid is equal to the product of its altitude and half the sum of its bases.
   梯形的面积等于其高与其两底和的一半的乘积。
9. Design of Trapezoid Spline Hob and Its Addendum Arc
   梯形花键滚刀及其齿顶圆弧的设计
10. Stress analysis of trapezoid tooth belt with FEM
    梯形齿同步带应力分布几何非线性有限元分析
11. Study of Velocity Profile and Measure Technology in Open Channel of Trapezoid Cross-Section
    梯形渠道断面流速分布规律及测流技术试验研究
12. The numerical simulation of the velocity field and temperature field of the natural convection in porous medium with a trapezoid space was conducted.
    本文对填充有多孔介质的梯形空间内的自然对流的流场和温度场作了数值计算。
13. Interval number fuzzy evaluation based on trapezoid subordinate function
    基于梯形隶属函数的区间数模糊评价方法
14. The paper introduces a modified trapezoid acceleration pattern with a constant speed part for loomrapier motion driven by cam.
    本文提出了一种带有等速运动的改进梯形加速运动规律，用于凸轮传动的剑杆运动。
15. Find the total surface area of the trapezoid below.
    求以下梯形柱体的总表面面积。
16. Research on the Evaluation of the Value of Non-performing Assets Based on the Trapezoid Fuzzy Decision-making Theory
    基于梯形模糊决策理论的不良资产价值评价研究
17. Velocity Distribution of Steady Uniform Flow in Open Channel with Trapezoid Cross section
    梯形断面明槽中恒定均匀流的流速分布
18. An improved nozzle stopper of a pipe-in-pipe consists of two opposite screw plates, a clamping block, a trapezoid block, and a screw fixing ring.
    一种改进的管中管管口封塞，是由两片相对的螺杆片、夹紧块、梯形块、螺杆固定圈组成；
19. A trapezoid is a quadrilateral with two parallel sides.
    梯形是具有两平行边的四边形。
20. The axial normal sections of the spiral grooves can present U shape, trapezoid, arc or triangle.
    螺旋沟槽的轴向法向截面形状可以是U型、梯型、弧型或三角型。
21. The characteristics of trapezoid slit of slotted oil pipe are summarized in this paper. The difficulty of laser cutting, the special equipment preparation and the processing methods are introduced.
    介绍了割缝筛管梯形缝的特点、激光切割的难点、特殊的设备配置及新的加工工艺方法。
22. This paper introduces the structure and operational performances of the combined trapezoid spray tray ( CTST).
    介绍大通量新型高效塔板&梯形立体喷射塔板CTST。
23. Note the rupture of the periosteal sleeve and complete rupture of the trapezoid and conoid ligaments.
    记录骨膜外壳破裂及斜方和圆锥韧带完全断裂。
24. Method of camera self-calibration based on isosceles trapezoid
    一种基于等腰梯形的摄像机自标定方法
25. Rapid Determining Method for optimal section of trapezoid open canal
    梯形渠道水力最佳断面参数的快速确定方法
26. Studying on Hydrodynamic Characteristics in Water Waves Propagating Over Two Trapezoid Submerged Breakwaters
    波浪通过双列梯形潜堤的水动力特性研究
27. Numerical study on flow structure near trapezoid submerged breakwater on slop bottoms
    斜坡上梯形潜堤附近流动结构的数值研究
28. The right-angled trapezoid plate is made of PU materials and an EVA material layer which is compounded on the slope surface.
    所述的直角梯形板材是由PU材料和复合在斜坡面上的EVA材料层制成。
29. I could have just drawn a trapezoid directly on my fabric, but I made a paper pattern to better illustrate how to draft the correct shape.
    我可能只是一个梯形直接绘制在我的布，但我做了一纸模式，以更好地说明如何起草正确的形状。

noun

1. the wrist bone between the trapezium and the capitate bones

   Synonym:    trapezoid boneos trapezoideum

2. a quadrilateral with two parallel sides