section moment

Based on the relation between cracking moment and yield moment of beam end section, the functions of minimum ratios of reinforcement for tension reinforcement of the beam end in positive and negative moment areas in ensuring seismic behavior of the structure are studied in this paper.

本文以梁端截面的开裂弯矩与屈服弯矩的关系为基础，分析了梁端正、负弯矩受拉钢筋最小配筋率在保证框架抗震性能中的作用。

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Study on the Evaluation of Piston Skirt Cross-Section Contour Error with Moment Method

矩法评定活塞裙部横截面线轮廓误差

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Exact calculating formula of area moment of inertia of H-section steel beam is instead of its approximate calculating formula, So transfer matrix method of tapered H-section steel beam about its internal force analysis is established.

用H型钢梁截面惯性矩较精确的近似计算公式来代替其精确计算公式，从而建立了楔形H型钢梁内力分析的传递矩阵法。

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The Strong and Weak Consistency of Conditional Moment Estimator for Extreme Index; Sectional Capacity of Rectangular Hollow Section under Combined Loading

极值指数条件矩估计量的强弱相和性矩形管截面塑性极限承载力相关关系

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Compared with the former 2-D flutter calculation based on rigid section model, generalized mass and generalized mass moment of inertia are introduced to take the variation of deck cross section along the span into consideration.

与原来基于刚性节段型的二维颤振计算相比，引入了广义质量和广义惯性矩来考虑主梁断面沿跨度的变化；

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Using finite element method for 16 frame-supported continuous masonry walls composed with the normal law, the paper presentes a simple method of calculating bending moment of control cross section of joists based on Matlab.

通过按正交设计的16榀框支墙梁的有限元结果分析，采用Matlab程序回归得出了托梁控制截面弯矩计算的简单公式，可以供设计者参考。

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The general equations of rotation angle and flexibility deformation at arbitrary section of beam were derived by means of the integral to bending moment equations and the iteration of the equations after integration. And the living computational example of engineering was given.

通过对弯矩方程的积分和积分后方程的递推，推导出梁任意截面的转角和挠度变形的一般方程，并给出工程计算实例。

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A new critical moment formula of tapered beam is proposed, which is similar to the expression for beams with uniform cross-section.

提出了新的变截面梁临界弯矩计算式，其表达形式与等截面梁的公式相同，便于工程应用。

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The shear and bending moment of beam cross-section were calculated by the internal function of Excel.

介绍了平面弯曲梁的剪力与弯矩的数学模型,这是编程计算的基础.

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: The unit of coordinate of the vertex on the triangle can find the moment of area, moment of inertia and the product of inertia on the cross-section, by which the problems on the cross-section of complex shape can also be solved.

一种利用三角形单元顶点坐标来求静矩、惯性矩、惯性积的方法，可用于求复杂形状截面的静矩、惯性矩及惯性积。

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