By reflecting a laser beam from a specially designed hologram (shown here as the colored circle), physicists created knots of dark filaments (represented by the colored knot).
通过从来自一个特殊设计的全息图(这里用彩色圆圈来表示)的激光光束的反射，物理学家创造了(用彩色结来表示)暗丝结。
Depending on the nature of the reflecting objects, the intensity of the reflected beam will vary.
随着反射目标的性质不同，反射回来的波束强度也就不同。
Beam riding systems use a target tracker whose purpose is to maintain the antenna boresight pointing at the centre of the reflecting area of the target.
波束制导系统使用一个目标跟踪装置，它的目的是保持天线视轴指向目标反射的中心。
This resonator is composed of a helical reflecting mirror and a spherical reflecting mirror. The single laser beam can be effectively extracted.
该谐振腔由一螺旋面反射镜和一球面反射镜构成，可充分提取激活区的能量并输出单束激光。
A beam of light will not bend round comers unless made to do so with the help of a reflecting device.
A除非有反射装置的帮助，使得光线在拐弯处弯曲，否则光线是不会弯曲的。
The optics window of photoelectric equipment has strong reflecting characteristics for the incident laser beam, which is known as cat eye effect.
光电装备的光学窗口对入射激光有较强的反射特性，即猫眼效应现象。
The effects of optical medium including light beam splitter and reflecting metallic film on laser polarization state in a coherent CO_2 lidar are discussed.
讨论了红外相干激光雷达中光学介质对偏振光束的影响程度，包括光束分束片和反射镜片的影响，给出了定量的结果。
Finally, Si3N4 beam and Si reflecting membrane are selected with an integrated structure, using electrothermal excitation and piezoresistive detection.
依据分析结果，选择氮化硅作为梁材料，采用梁膜一体结构，激励和检测方式为电热激振、电阻拾振。
Finally, Si3N4 beam and Si reflecting membrane are selected with an integrated structure, using electrothermal excitation and piezoresistive detection.
依据分析结果，选择氮化硅作为梁材料，采用梁膜一体结构，激励和检测方式为电热激振、电阻拾振。
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