Do not allow the laser beam to enter the eye. 不要直視激光束。
"A science fiction cannot not be regarded as a mere entertainment, but in fact it tells the reader much more." "科幻小說(shuō)不能簡(jiǎn)單地看成是供消遣的，而實(shí)際上它給讀者展示更深刻的內容。"
The paper describes laser beam modulation and stabilizing system with an AOM. 主要論述了采用一個(gè)聲光調制器同時(shí)實(shí)現激光光束調制與激光功率穩定的系統。
A new method of adding laser beams coherently has been proposed in the article. 文中提出一種用以實(shí)現激光光束耦合疊加的新方法。
