• There are no evident energy gain when the focal spot size is too big or small.

    电子的能量增益有个最佳大小。

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  • Using this focusing system, the laser microbeam instrument has got the focal spot size of less than 0.

    这个激光聚焦系统激光束仪能获得直径小于0。

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  • Under the different laser parameters, the electron energy gain depends on the laser intensity, focal spot size and pulse width.

    不同激光参鼍条件,得到电子能量增益与激光强度大小脉冲宽度关系

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  • By infrared thermal imaging techniques in this thesis, the focal spot size and focal length of this dielectric lens antenna are measured.

    论文应用红外成像技术,对毫米波介质透镜天线焦距进行了测量。

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  • Simulation results show that the size of the focal spot increases with the number of color cycles and the basic pulse bandwidth in the dispersing direction.

    模拟结果表明尺寸循环数光栅色散方向上基准脉冲带宽增加而增大。

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  • The Modulation Transfer Function(MTF) of X-ray tube focal sPOt and its size are the main parameters, which can be used to describe the photo function of X-ray tube focal spots.

    线焦点调制传递函数MTF焦点尺寸描述X线管焦点成像性能的主要参数

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  • The focal spot, size depend on the pinhole diaphragm diameter of spatial filter.

    光斑尺寸空间滤波系统针孔光阑直径有关

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  • But the size perpendicular to polarization direction of focal spot with linear polarized beam is always smaller than that of radially polarized beam.

    线偏振光聚焦光斑垂直偏振方向直径始终小于径向偏振光聚焦光斑直径。

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  • But the size perpendicular to polarization direction of focal spot with linear polarized beam is always smaller than that of radially polarized beam.

    线偏振光聚焦光斑垂直偏振方向直径始终小于径向偏振光聚焦光斑直径。

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