运用了截面为甜甜圈状的涡流光束形成的光涡流通道；
the use of optical vortex beams with a doughnut-like shape in the cross-section to form an optical vortex pipeline;
值得注意的是，具有轨道角动量的光，偏振方向(用箭头方向表示)在截面内部发生变化。
Note that in light with orbital angular momentum, the direction of polarization (denoted by the direction of the arrow) does not change across the cross section.
简单而巧妙的设计使自由流畅的平面和截面成为可能，在炎热的夏天允许自然光的照射而不会过热。
Simple and yet clever design moves enable a free-flowing plan and section which allow an abundance of natural light without overheating during the hot summer days.
摘要分析了透明圆形截面纤维在垂直纤维轴光线照射时纱维内表面反射光的一种特殊现象—笛卡尔线现象。
An analysis is made about Descartes rays of transparent round-section fibers-a special internal surface reflection rays of the fiber when parallel rays strike the fibers perpendicularly to fiber axis.
在第二部分，我们采用第一部分所选的变分波函数和得到的束缚能进一步计算了类氢杂质体系的光致电离截面。
In the second part, using the wave function and binding energy obtained from the first part, the photoionization cross-section of the impurity is calculated.
MOS结构中光注入时外电路电流特性与绝缘膜中陷阱俘获截面密切相关。
The external circuit current of photoinjection in MOS structures is closely related to the capture cross section of traps.
经过CCD摄像机像面和光切平面之间的空间映射变换及图象处理后，可一次获得被测物的某一个截面的二维轮廓信息。
D figure information of any section was also attained after spatial mapping transformation between CCD image plane and light-section plane.
给出了闭合轨道和光剥离截面之间的一般关系。
The general relationship between the closed orbits and the photodetachment cross section is given.
计算结果指出，当轴棱锥的截面为圆对称的理想加工时，轴棱锥产生的光场分布为近似理想的零阶贝塞耳光。
Results show that if the cross-section of the axicon is ideally manufactured in circular symmetry, the field distribution behind the axicon is approximately an ideal Bessel beam.
涤纶无卷曲超短纤维，单丝纤度0.3分特，有光，圆形截面。
3 denier per filament uncrimped polyester staple, bright in luster, and with a round cross-section.
本文提出了光散射等效截面分形维数的概念，并对分形维数的标定机理进行了讨论。
The concept of the fractal dimension of scattering equivalent section is presented, and the calibration mechanism of the fractal dimension is discussed.
研究了偏心激励多模聚合物光纤横截面的光功率分布。
Numerical and experimental studies of cross sectional optical power distribution (OPD) in polymer optical fiber under offset launch are given.
光散射等效截面分形维数标定机理的研究进一步完善了悬浮颗粒物质量浓度的反演模型。
The study of the calibration mechanism for the fractal dimension markedly enhances the present model for aerosol mass concentration.
特有的窄截面铝条台面，能最大限度的减少反射光对材料的伤害。
The special aluminum table reduces the damage to materials by reflected light.
分析了透明圆形截面纤维在垂直纤维轴光线照射时纱维内表面反射光的一种特殊现象？笛卡尔线现象。
An analysis is made about Descartes rays of transparent round-section fibers-a special internal surface reflection rays of the fiber when parallel rays strike the fibers perpendicularly to fiber axis.
反射后的p偏振光将通过一个半波纠正器，将占用一半的光束截面。
After emerging from the lamp reflector, the p-polarized light would pass through a half-wave retarder that would occupy half of the beam cross section.
反射后的p偏振光将通过一个半波纠正器，将占用一半的光束截面。
After emerging from the lamp reflector, the p-polarized light would pass through a half-wave retarder that would occupy half of the beam cross section.
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