focused beam是什么意思

用法例句

Circular hole diffraction and circular disk diffraction pattern in large aperture convergent beam are different from general Fresnel circular hole diffraction and circular disk diffraction pattern.

实验中经常使用的大孔径大角度会聚光束的圆孔和圆屏衍射图样不同于一般的圆孔和圆屏衍射图样,对这种光束进行了实验性研究,并用简单的几何光学方法给出了定性解释。

It is discorered that circular hole diffraction and circular disk diffraction pattern in large aperture convergent beam are different from those of general Fresnel diffraction.

实验中发现,经常使用的大孔径会聚光束的圆孔和圆屏衍射图样不同于一般的菲涅耳圆孔和圆屏衍射图样。

Circular hole diffraction and circular disk diffraction pattern of large aperture angle convergent beam are different from general Fresnel diffraction.

实验发现大孔径角会聚光束的圆孔和圆屏衍射图样不同于一般的圆孔和圆屏衍射图样,本文总结了大孔径角会聚光束的圆孔和圆屏衍射的特点,用简单的几何光学方法给出了定性的解释。

Optical Spot and Convergence Measurements: Instrumentation and Technical Requirement;

光点与会聚测试系统的设备需求与配置

How to write software for adjusting convergence of projection television automaticly;

如何设计背投电视自动会聚调整的软件

Objective To determine whether the convergences of tactile information also occur at thalamic ventroposterolateral nucleus in rats,we investigated the properties of tactile responses of the thalamic ventroposterolateral nucleus in rats.

目的为确定大鼠丘脑腹后外侧核是否也发生触觉信息的会聚,本文研究了大鼠丘脑腹后外侧核神经元触觉反应的特性。