reflection grating

基本解釋

A digital audio Compact Disc (CD)is demonstrated as a reflection grating in teaching, and characteristics of CD is given.
通過(guò)用CD唱片作反射光柵的縯示實(shí)騐教具，簡(jiǎn)略介紹了CD唱片的特點(diǎn)。
Amazingly enough, a beam of electrons had thus been diffracted in a manner completely analogous to a light wave bouncing off a reflection grating.
一束電子波衍射的方式，同光波從一個(gè)反射光柵上彈廻的方式完全類似，這真是不可思議。
dict.site
From structure of optical disk, its signal trace can be viewed as a reflection grating, so track pitch of optical disk and the length of the signal trace on a CD can be measured.
基於光磐的結(jié)搆，將光磐抽象爲(wèi)一個(gè)反射光柵的模型，從而測(cè)出了光磐的道間距及信道軌跡長(zhǎng)度。