width的例句大全

Based on the Rayleigh-Sommerfeld diffraction integral, the far-field expression for ultrashort pulsed Gaussian beams with constant waist width in a dispersive medium is derived without involving the paraxial approximation.

从瑞利-索末菲衍射积分公式出发，在不作近轴近似的前提下，得出了等束宽脉冲高斯光束在色散介质中的远场公式。

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By using the angular spectrum and complex analytic signal representations, the analytic propagation expression and its Fourier spectrum for ultrashort Gaussian pulsed beams with constant waist width in the far field are derived.

利用角谱法和复解析信号法推导出了等束宽超短高斯脉冲光束在远场的解析传输公式及其傅里叶谱。

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Using the scalar quantity propagation formula, the numerical calculation had done. The far-field distributions of the Gaussian-Schell model beams with different waist width, correlation length and coherent length were worked out.

利用部分相干光的标量传播公式，对不同束腰宽度、相关长度和相干长度的高斯-谢尔模光束经光栅后的传输特性进行了数值计算，得到了多种情况下光束的远场强度分布。

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The far-field properties of few-and single-cycle ultrashort Gaussian pulsed beams with constant waist width are studied, and compared with those of ultrashort Gaussian pulsed beams with constant diffraction length.

研究了若干个甚至一个光周期数的等束宽超短高斯脉冲光束的远场特性，并与等衍射长度超短高斯脉冲光束作了比较。

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In the case of ratio of the waist width to the wavelength is accord with diode laser, the non-paraxial Lorentz beam is more in accordance with actual situations of diode laser beams. 2.

在束腰宽度与波长比取值符合二极管激光器物理机制的情况下，非傍轴洛伦兹光束更符合二极管激光束的实际情况。

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Based on the theory of the second intensity moment, the analytic expressions of the far-field divergence angle, near-field divergence angle, waist width and beam propagation factor of non-paraxial Lorentz beams are derived, and the transform characteristics are discussed.

基于光强的二阶矩理论，得出了非傍轴洛伦兹光束的远场发散角、近场发散角、束腰宽度以及光束传输因子的解析表达式，讨论了它们的变换规律。

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However, the voltage welding has lower temperature peak value , wider welded seam, and smaller depth-to-width ratio.

而中压下电子束焊接时的温度峰值较低, 且焊缝较宽,焊缝深宽比较小.

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Set the page size with a width of bite.

设置页面尺寸时加出咬口宽度.

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Compromise a fixed width page size to fit the most frequently expected screen size.

配合经常使用的显示器尺寸,设置固定的宽度.

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To consummate the News Spokesman system so as to expand the depth and width of information exposure from government is necessary too.

要进一步完善新闻发言人制度，拓展政府信息公开的深度和广度；

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Vertically installed full visual field photo-electric width gauge with two cameras

双摄像头全视场垂直安装的光电测宽仪

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As a full-back it's your job to get forward and help provide width.

作为左 后卫,助攻向前、拉开球队的宽度是你的职责.

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Full width front opening for feeding, monitoring and other light maintenance.

全部喂养, 监测和其他轻维修宽度前开幕.

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Amendment for full-width half-angle punctuation punctuation.

修正 半角 标点为全角标点.

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Full Width Trinting of Terry Towel ( II )

毛巾全幅印花技术 ( 二 )

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The length-width ratio of both Baofeng and Queshan waist leaves decreased. 2.

宝丰和确山腰叶的长宽比变化都有所下降。

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The frame applies the square and hollow iron pipe so that the height and width of the vertical bushing and transverse bushing at the two sides can be telescopically adjusted.

该框架采用方型空心铁管，两侧竖向、横向套管均可伸缩调节高度、宽度。

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The startling images confirm that the DNA origami process efficiently produced Escher-like M ö bius strips measuring less than a thousandth the width of a human hair.

令人吃惊的图像证实了DNA折纸过程中有效地产生埃舍尔式的莫比乌斯带测量超过千分之一的人类头发的宽度减少。

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One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. The hall is 15 metres in length and 8 in width.

一微米等于千分之一毫米。针头直径大约一毫米。这个大厅直里有十五米，横里有八米。

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Acacia dealbata and Alnus cremastogyne were selected as the species with quite fast growth on3 indexes of tree height, ground diameter and crown mean width.

通过各树种在该立地类型上生长曲线的比较，评选出圣诞树、水冬瓜在3个生长因子上的生长速度最快。

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