laser narrow beams  狭窄激光光束

narrow beam  窄束; 窄射束; 细射柱; 细激光束; 细射束; 细光束

narrow beam absorption  窄束吸收

Narrow beam condition  窄射束

narrow beam echo sounder  窄束回声测深仪

narrow beam equation  窄束方程

narrow beam geometry  窄束几何条件; 细射柱几何

narrow beam projector  狭轨距

narrow beam pulse  窄束脉冲

narrow beam radiogoniometer  无线电窄束定向计

narrow beam transmitter  窄束发射机

narrow-beam  窄射线; 窄波束; 窄束; 细束衰减; 细束辐射

narrow-beam absorption  窄束吸收; 细射柱吸收; 窄束吸收系数

narrow-beam absorption coefficient  细射柱吸收系数

narrow-beam attenuation  细衰减

narrow-beam condition  窄束条件

narrow-beam radiation  细射柱辐射

narrow-beam sounder  窄束测深仪

3ω laser beam  3ω光源