钢铁，黄金，并概述广场青铜色轮辋，眼泪，梯形和矩形。
Steel, gold and gunmetal rims outlining squares, teardrops, trapezoids and rectangles.
作者想推导简短的公式，对梯形、矩形和圆形断面采用通用的程序，以得到准确的结果。
The authors want to deduce a brief formulation, and use all-purpose program to get exact result for echelon, rectangle and rotundity cross section.
文章推导较简捷的公式，对梯形、矩形和圆形断面，采用通用的计算程序，以期达到准确的计算结果。
In this article, the authors want to deduce a brief formulation, and use all - purpose program to get exact result for echelon, rectangle and rotundity cross section.
该文给出了一些数值求积公式的渐近性质，这些公式包括求积分的矩形法则、梯形法则和抛物线法则。
This paper gives asymptotic properties of some numerical integral formulas, these formulas include rectangle rule, trapezoid rule and parabolic rule.
分别对一个矩形复合材料壁板和梯形复合材料壁板，计算出壁板的颤振边界并分析了温度对壁板颤振边界的影响规律。
The flutter boundaries are calculated for a rectangular composite panel and a trapezoidal composite panel respectively, and the effects of temperature on flutter boundaries are discussed.
在螺纹材料、尺寸、载荷都相同的情况下，三角形螺纹牙所受的剪应力最小，断裂载荷也比梯形螺纹和矩形螺纹高。
In the same material, dimension and load circumstance, the cut stress of the triangle thread is smallest. Its rupture load is higher than the echelon and rectangle.
在水库、水电站等工程中，对于弧形钢闸门的稳行性，根据弧门的构造可将主框架视为矩形、梯形和多层三角形框架进定分析。
The stability of steel radial gates used in reservoirs, hydroelectric power stations, etc. is studied by modelling them as rectangular, trapezoidal or triangular frames.
它包括有矩形截面的曲线缝和折线缝，梯形截面的曲线缝和折线缝。
The device comprises the curve seam and the fold line seam which have rectangular sections and the curve seam and the fold line seam which have trapezoidal sections.
它包括有矩形截面的曲线缝和折线缝，梯形截面的曲线缝和折线缝。
The device comprises the curve seam and the fold line seam which have rectangular sections and the curve seam and the fold line seam which have trapezoidal sections.
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