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。
A new critical moment formula of tapered beam is proposed, which is similar to the expression for beams with uniform cross-section.
导出了用变形、内力作为混合状态变量表示的求解等截面梁的横向振动固有频率的普遍方程。
The deformations and the internal forces at a cross section of a beam are taken as state variables to formulate a general equation for computing the natural frequencies of non-uniform beams.
在设计中当等截面连续梁的计算跨度相差不超过10%时，可用等跨的图表来进行内力计算。
When actual span D-value of equal section continuous beam in designs is less 10%, equal span chart is employed to calculate internal force.
工程中采用了大跨度次梁预应力楼盖结构，有效地降低梁的截面高度，确保层高和建筑物总高度的要求，此外还采用了超长混凝土结构无缝设计等新技术。
The project has used large-span secondary girder pre-stressed ceiling structure, which effectively reduces the beam cross-section height and ensures the total height and building height requirements.
介绍了托柱梁式转换层结构实现了上下层结构柱网改变、截面大、结构受力复杂等结构形式特点；
The structure features of bearing column girder transfer floor such as large section and complicated mechanical behaviors are introduced, which realize the transfer of structural axes.
对用高性能水泥复合砂浆钢筋网加固的钢筋混凝土梁进行了正截面受弯静力和等幅疲劳试验研究。
In this paper, the bending response of RC beams strengthened with high-performance ferrocement considering static and fatigue load were investigated.
构件预应力局部影响区与混凝土弹性模量，梁截面尺寸等因素有关。
The part influencing area of prestressing force is related to such factors as concretes elastic ratio, beams sectional dimension and so on.
第三章给出了等截面悬臂梁微开关的微机械加工工艺，设计了掩膜版及具体的工艺参数。
Chapter three: Presents the fabrication process of micro-switch with cantilever beam and designed the masks.
同时按刚度相等原则，给出了折算成等截面等代梁宽度的计算方法。
The method for calculating the equal-section equivalent beam width is presented and the stiffness of the equivalent beam equals to the slab stiffness.
在研究了等截面悬臂梁结构纳机电探针之后，本文还研究了在悬臂梁自由端集成了加热电阻的V型和U型悬臂梁维构纳机电探针。
Besides rectangular shaped cantilevers with both piezoresistive sensor and electric heater, the "V" and "U" type cantilevers are also formed for electric-heating probes.
钢-混凝土组合梁具有承载力高、延性好、刚度大、构件截面尺寸小等优点。
Steel-concrete composite beam with high capacity, good ductility, stiffness, member cross-section the advantages of small size.
目前，箱型截面广泛应用于连续梁、连续刚构、斜拉桥等桥梁结构中。
At present, the widely used box section beam, rigid frame, cable-stayed Bridges and other structures.
将有限元分析与试验设计、神经网络、遗传算法等结合起来对该变截面梁结构进行了抗撞性优化设计。
The relationships between energy absorption and the proposed variables are revealed and the optimal results are verified through the finite element analysis of thin-walled rail's collision.
对用高性能水泥复合砂浆钢筋网加固的钢筋混凝土梁进行了正截面受弯静力和等幅疲劳试验研究。
This paper deals with the numerical and experimental researches on the out-of-plane behavior of un-reinforced masonry walls strengthened with ferrocement.
对用高性能水泥复合砂浆钢筋网加固的钢筋混凝土梁进行了正截面受弯静力和等幅疲劳试验研究。
This paper deals with the numerical and experimental researches on the out-of-plane behavior of un-reinforced masonry walls strengthened with ferrocement.
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