beam grid

The Distribution Method of Load of the Intersection Beam for the Space Grid

空间平板网架交叉梁系的荷载分配法

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Research on Dynamic Characteristic of Cylindrical Latticed Intersected Three Dimensional Beam System Reticulated Mega-Structure with Double Layer Grid Sub-Structure

平板网架子结构圆柱面交叉立体桁架系巨型网格结构的动力特性研究

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The construction technology of cast-in-place box beam bearer of lower grid interchange overpass

下栅互通立交桥现浇箱梁支架的施工技术

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Calculation Discussion on Urban Wide Bridge Transverse Distribution Coefficient by Beam Grid Method

城市宽桥横向分布系数采用梁格法的计算探讨

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For the first time Red Laser Diode ( RLD) was used as light source to develop a laser beam grid sensor for monitoring seeding distribution. Hence, monitoring covering problem is solved and monitoring precision percentage was improved.

首次使用可见光激光二极管（RLD）为光源制作了用于排种均匀度检测的激光束栅格光电传感器，解决了传感器检测覆盖率问题，提高了检测准确率。

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A non-intercepting gridded gun with the perveance of 1.4 μ p is described. Three different grid-mesh shapes ( square, hexagonal and annular) are chosen, and the experimental results in an electron beam analyzer are given in detail.

本文叙述了采用三种不同形状栅网（方孔栅、六角孔栅、环形栅）的导流系数为1.4μp的无截获栅栅控电子枪，在电子注分析器上进行实验的详细情况。

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Now the design of grid mesh affects the design of the whole electron gun, and has great effects over the quality, character and work parameters of electron beam.

而在现今发展的栅控电子枪中，栅网的设计影响整个电子枪的设计，它大大的影响着电子注的质量、性能以及栅极本身的工作参数。

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The results about the research on the characters of ion beam sputtering show that grid voltage and sputtering gas pressure have great influences on ion beam distribution and current.

溅射特性研究结果表明：屏极电压和溅射气压对离子束均匀性和束流密度影响显著；

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The method simulates the structure with equivalent beam grid that is easy for the analysis of computer, and by the analysis of the equivalent beam grid the mechanical characteristics and internal stress can be obtained.

它是将结构原型模拟成便于计算机分析的等效梁格，通过对等效梁格的分析，得到结构原型的力学性能和内力情况。

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This PIC simulating can be extended to gun with asymmetric construction such as grid-control gun and multiple beam gun etc.

这种三维粒子模拟可以扩展到非对称的电子枪的模拟，如橱控电子枪，多注电子枪等。

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Based on the characters of scattering artifacts in CBCT, a scatter correction method combining beam attenuation grid and scatter sampling is proposed.

针对锥束CT散射伪影的特点，建立了散射校正模型，提出了一种结合衰减网格与散射采样的散射校正方法。

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