wide-flange beam

Spalling cracks resulted from tension failure of concrete in wall joint and adjacent area are primary when the thin wall ( including the wall with visible wide beam) endured out-of-plane moment.

薄墙（包括墙上设有明梁的墙）受梁端施加的平面外弯矩时以墙上节点区与节点附近一定范围的混凝土受拉破坏形成剥离裂缝为主；

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X-ray thickness meter developed for the flyash scale in pipe is described including the keyboard. display, A/ D, S/ H circuits and transmitter circuit. Discussed also are the characteristics of thickness measurement with wide beam X-ray and the factors affecting measuring precision.

介绍管道灰垢层厚度X射线测量仪的研制，详述仪器键盘与显示、A/D转换与采样保持电路及传感器电路，讨论用连续宽束X射线进行厚度测量的特点和影响精度的诸因素。

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Dynamic characteristics of beam parameters of resonators with lenslike medium is analysed, and in high power situation, a new type resonator with thermal stability in wide range input power is presented.

分析了类透镜介质腔光束参数的热动态特性，提出一种新的大功率宽域热稳腔。

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Design of Resonators for High Power Solid-state Laser and Thermal Stability Method of Beam Parameters in Wide Range

大功率固体激光器谐振腔设计及光束参数的宽域热稳方法

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Over the past decades, partially coherent beams have been extensively investigated and have found wide applications in many fields, such as free-space optical communications, material thermal processing by laser beam, laser scanning, inertial confinement fusion by laser, nonlinear optics and imaging applications.

在过去的几十年里，部分相干光已经被广泛的应用在很多领域，如自由空间光通讯，激光材料表面热处理、激光扫描、惯性约束核聚变、非线性光学、光学成像等。

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