No cell phones, no digital cameras, and no smart wearable devices – the Guizhou provincial government has revised a regulation to keep the noise down and prevent human activities from affecting the world's largest telescope. The regulation is expected to be effective starting from April 1, 2019.
Copyright © 2018 CGTN. Beijing ICP prepared NO.16065310-3
Copyright © 2018 CGTN. Beijing ICP prepared NO.16065310-3