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- Above consequences are usefull to design a collimating system with micro-cylindrical lens that can considerably decrease the diverging angle of laser diode in fast axis and improve beam quality. 为正确认识和使用微圆柱透镜改善半导体激光快轴方向光束的发散,提高光束质量提供了理论依据。
- The diameter of facula can be calculated by image process on computer, then we can get the value of divergence angle through formula. 在计算机中用图像处理方法求出光斑的大小,再计算发敞角。
- The plant was growing at an angle. 植物呈一定角度生长。
- BY using the Theory of Gauss Beam, this paper discusses on the problem of the divergence angle of the compressed semi-conductor laser, and makes the numerical analysis. 利用高斯光束理论对压缩半导体激光器发散角的问题进行了讨论,并且给出了数值分析。
- Isolators with different ratio of length to height (L/H) and divergence angle were investigated and the influence of back pressure on location of the shock train was analyzed. 在来流马赫数2.;3条件下,通过改变不同的反压来研究反压对不同长高比等截面隔离段和带扩张角隔离段激波串起始位置的影响。
- The effects of swirl number of primary swirler and radial swirler,area ratio and sleeve divergence angle on the cold flow field of double swirl air intake were investigated. 试验研究了主、径向涡流器旋流数、面积比、套筒扩张角等参数对双旋流进气装置冷态流场的影响。
- It is well known that the paraxial approximation is no longer valid for the beams with large divergence angle and/or small spot size comparable with the wavelength. 当光束具有较大的发散角或光束束腰可与波长相比拟时,傍轴近似不再成立。
- Diverging from a direct course; roundabout. 曲折的偏离直路的; 迂回的
- She cocked her hat at a jaunty angle. 她把帽子歪戴着,一副俏皮的样子。
- Comparing to original cavity,the output energy increase about 40 percent,the width of output pulse decrease about 10 ns,the divergence angle decrease 0.1 mrad under the same conditions. 同等条件下;改进型对撞腔输出能量约提高了约40%25;脉冲压窄了约10ns;发散角减小0.;1mrad。
- Methods While we knew the shape,orientation and SAD of the fields;by calculating the divergence angle and rotating the gantry,collimater,table within the angle to modulate the fields. 方法在已知某一照射野大小、方向和源轴距的情况下,计算出射线束发散的夹角,并依照该角度对机架角、准直器和治疗床做出相应的旋转调整。
- She hit her knee against the angle of the bed. 她的膝盖撞到床角上了。
- The relative errors of the beam width and far-field divergence angle introduced by the spherical aberration increase with increasing spherical aberration coefficient and decreasing beam order. 束宽和远场发散角的相对误差随球差系数绝对值的增加和光束阶数的减小而增加;
- The output mode field diameter(MFD)and divergence angle are predicted by empirical equations, simulated by finite-difference beam propagation method(FD-BPM)numeric tool, and experimentally observed. 利用射线理论和经验公式给出了TLF基模光斑和发散角;
- I know you want to angle for compliments. 我知道你想取得别人的赞扬。
- The figure formed by two planes diverging from a common line. 平面角从一条公共直线出发的两个平面形成的图形
- We would like to hear your angle in this dispute. 我们想听听你在这场争论中的观点。
- The roof of the house pitched at a 45°angle. 屋顶倾斜四十五度。
- She was diverging increasingly from the right path. 她越来越偏离正道。
- The famous tower of Pisa leans at an angle. 有名的比萨塔是斜的。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries