Based on the principle of laser diffraction mutual-complementing measurement, a practical system for laser diffraction measurement is proposed.
据激光衍射互补测定原理，提出一种实用的测量系统。
FSSS method, laser diffraction method and BET method were used to perform the particle size measurement.
将供给态粉和研磨态粉由激光衍射法、FSSS法和BET法测量出颗粒粒度。
An experiment on laser speckle diffraction and measurement of speckle intensity has been conducted.
介绍了激光斑纹衍射和斑纹强度测量实验。
The method and system of on-line precision measurement of thin thread using laser diffraction are presented and its measuring principle is elaborated.
介绍了一种采用激光单缝衍射法对细丝在线精密测量的方法和系统，阐述了其测量原理。
Laser transmitting wavefront is near diffraction-limited in space laser communication. Wavefront measurement is the basis of system adjustment and testing.
空间激光通信中发射波面质量接近衍射极限，测量波面是调整和检验发射系统的依据。
Laser transmitting wavefront is near diffraction-limited in space laser communication. Wavefront measurement is the basis of system adjustment and testing.
空间激光通信中发射波面质量接近衍射极限，测量波面是调整和检验发射系统的依据。
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