English French Pointeurs laser Wikimedia username: 彭家杰 author name string: 彭家杰 URL: https://commons.wikimedia.org/wiki/user:%E5%BD%AD%E5%AE%B6%E6%9D%B0
Луч лазера в центр Млечного пути из обсерватории Паранал в Чили French Le laser de l'Observatoire du Cerro Paranal au Chili pointé vers le centre galactique
Nghiên cứu Không quân (Hoa Kỳ) đang thực hiện một thí nghiệm với nhiều tia laser. applies to jurisdiction: United States of America determination method:
LIGO Pre-Stabilized Laser enclosure, wondering what went wrong German Zwei Wissenschaftler betrachten den nicht funktionierenden Laser des laserbasierten
org/licenses/by-sa/4.0CC BY-SA 4.0 Creative Commons Attribution-Share Alike 4.0 truetrue English Silicon chip from a computer laser mouse under a microscope.