The elegant Laguerre-Gaussian (L-G) beams and their propagation properties are studied in detail using the propagation equation derived from the generalized Huygens-Fresnel diffraction integral.
用由广义惠更斯菲涅耳衍射积分推导出的传输方程详细研究了复宗量拉盖尔·高斯光束及其传输特性。
The L+L crankcase is made for integral cylinders so we need something's to screw the cylinder onto the crankcase.
该升+升曲轴箱是为积分气瓶，所以我们需要的东西的，以螺杆圆柱上曲轴箱。
The L+L crankcase is made for integral cylinders so we need something's to screw the cylinder onto the crankcase.
该升+升曲轴箱是为积分气瓶，所以我们需要的东西的，以螺杆圆柱上曲轴箱。
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