0%C, mass fraction) surfacing layer by light beam heating were investigated by means of X-ray diffraction, SEM, EDAX, microhardness, Rockwell hardness, etc.
０％ 的 ＮｉＣｒＢＳｉ系自熔合金粉末光束堆焊层的微观组织及强化机理。
A 5kW light beam brazing equipment has been developed and tested.
研制和试验了功率为５ｋＷ的聚焦光束钎焊设备。
The propagation and transformation c ha racteristics of Gaussian spherical beam are analyzed in this paper.
本文讨论了高斯球面波的传播和变换特性 ,证明该光束具有非双曲线传播规律 ,指出以往有关该光束存在最大发散角的结论是对光斑尺寸的定义不合理引起
The experiment results of laser output beam pointing stability by measured with CCD camera is prevented.
报导用ＣＣＤ摄像机检测激光器输出光束的指向稳定性的实验结果。
Laser diode emits the elliptical divergent Gauss beam depended on temperature.
半导体激光器发出的是一束发散的椭园形高斯光束，并具有温度依赖性。
Beam quality of Gaussian beams passing through a spherically aberrated annular lens;
高斯光束通过环状球差透镜后的光束质量
Parameter changes of Gaussian beams after passing through astigmatic lens;
高斯光束通过像散透镜后光束参数的变化
Focusing Gaussian beams by annular lenses with spherical aberration;
高斯光束经过球差环形透镜的聚焦