查询词典 scale beam

In this paper, the process of a test on a specimen of long span floor beams system and the test methods are introduced to research the process of moment redistribution between the spandrel beam and floor beam.

通过介绍一榀 8m× 6m大跨度次梁楼盖试验构件的有关试验方法及试验情况，探讨大跨度次梁楼盖中边梁与楼面梁之间弯扭分配的变化过程，并将试验实测结果与弹性理论分析值进行比较，给出此类结构中有关构件的参考设计方法。

Expanding a monochromatic electromagnetic beam into the sum over a seriesof plane waves using the spectral representation technique derives the generalforms of the scattering formulae of a monochromatic electromagnetic beamincident on wire grids. The general forms of the scattering power formulae of amonochromatic electromagnetic beam by wire grids are presented by usingPoynting theorem.

应用平面波谱技术将单色电磁波展开成连续平面波序列，由平面波入射金属栅网的散射公式推导了单色电磁波通过金属栅网的散射场一般公式，并应用坡印亭定理推导其散射功率的一般表达形式。

The results infer that the spatialfrequency has nothing to do with the position of spherical wave and the attribute of reference beam and object beam.

空间频率与参考光和物光的属性、球面波会聚点的位置无关。

Survival fractions of melanoma B16 cells at different penetrationdepths exposed to 49.30MeV/u 12C ion beam and modulated 74.55MeV/u 12C ion beam with a ridge filter to form a spread-out Bragg peak were measured.

测量了49.30MeV/u及经脊形过滤器展宽的Bragg峰的74.55MeV/u12C离子束在不同贯穿深度上辐射后黑色素瘤B16细胞的存活率。

The frequency characteristics of this system are related to two ratios: the ratio of the beam and rigid hub inertia J＇, the ratio of the torsional spring and beam bending stiffness K＇.

实验和理论分析均表明，刚柔惯量比J＇和刚柔刚度比K＇对系统的频率有着重要的影响。

Reasonable baseline is one of the key matter in the straightness measurement. Two schemes of the measuring basis are advanced in the paper--tensile spring and laser beam, based on the request and character of guide-ways straightness measurement. In early study, we come to the conclusion by theoretical analysis and experiment that the laser beam basis has more advantage in development and accuracy.

合理的直线基准是实现直线度测量的一项关键内容，本文首先针对导轨直线度的测量要求与特点，提出了张丝与准直激光束两个测量基准方案，并在前期研究中通过理论分析与大量的实验对比得出结论：激光束在系统实现及测量精度等方面均具有更高的优越性。

Following the simple formula of the spring coefficient of a beam and the exact formula of the capacitor for the switch,the quasi-static and dynamic pull-in voltages of the clamped-clamped beam switch on CPW are analyzed,and the damping effect is also included.

通过简化的弹性系数和精确的电容计算公式，详细分析了基于CPW的双端固支梁开关的准静态和动态吸合电压。

Finite element model of light-weight steel-concrete composite beams are built up. This element model combines spring element with traditional beam element to form a composite beam element which consists of steel, concrete and springs. The three parts has compatibility of deformation.

2建立了轻钢-混凝土组合梁的非线性有限元分析模型，该模型由传统的梁单元中加入弹簧单元，由钢梁部分、混凝土部分和弹簧三部分在变形协调的基础上组成一个复合梁单元。

In order to ensure sensitivity and precision of transducer of spring beam,according to "stress concentration" design philosophy,based on reasonable choice of transducer,its strain and strength are calculated using FEM,the paster place of spring beam should be ascertained in reason,and the transducer's maximum strain orientation and measuring range are determined theoretically.

采用弹性梁对旧式液压万能材料试验机下横梁进行改造，为确保弹性梁传感器的灵敏度和精度，根据应用"应力集中"的设计原则，在合理选择传感器结构基础上，采用有限元法对其应变和强度进行计算，合理确定弹性梁的贴片部位，从理论上确定传感器的最大应变方位及传感器的量程。

All beams are factory welded to beam end connectors. Each beam end connector is fitted with a spring safety lock.

所有横梁焊有端挂片，端挂片配有弹簧安全扣，此扣用于防止叉车作业时，把挂钩顶出立柱孔，所有安全扣的剪断力为1500公斤。

The Master of Science degree program in Economics features a curriculum that is flexibl...

在经济学理学硕士学位的课程计划的特点是灵活而全面的方法，在理论和应用课程培训工作。

This module is used for constructing and visualizing 3D models.

该模块是用于建设和可视化的三维模型。