... angle output (1)角输出(2)角坐标 angle pencil of ray 宽光束 angle phase matching 角相位匹配 ...
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研究了稳态情况下一维宽光束在有偏压双光子中心对称光折变晶体中的调制不稳定性。
The modulational instability of one-dimensional broad optical beams in biased two-photon centrosymmetric photorefractive crystals under steady-state conditions has been investigated.
目的比较准分子激光的宽光束和小光斑飞点扫描切削模式对复性近视散光矫正效果的影响。
Objective We compared the efficacy of excimer laser flying spots mode and broad beam made for treatment of myopia with astigmatism.
这个塔又反过来把光以3米宽的光束集中反射到地上，这样可以产生热量和发电。
That, in turn, bounces the light down in a concentrated beam about a metre (3ft) wide to produce heat and drive generators.
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