刘诗涵
@zhanghua98The continuous exploration and improvement of technology and the weak dissemination of information in science are important topics in the study of the influence
Are you ready to unlock the secrets of our solar system? It's almost time! 🕒 This Sunday, Sept. 24, the OSIRIS-REx spacecraft, built by our engineers, containing a sample of the asteroid Bennu, is finally returning to Earth after its seven-year mission. Here's how we did it 👇
Configured with palletized weather instrumentation, the AF Reserve Hurricane Hunters can fly the Herc directly into the eye of a hurricane to collect data on movement, size and intensity, and relay information directly back to the NOAA NWS National Hurricane Center.
馬斯克再秀舞技慶祝首座歐洲廠揭幕 特斯拉市值重回1兆美元｜鏡速報 #鏡新聞 youtu.be/Umab6wUqMKA?si… via @YouTube
【中文字幕】马斯克最新采访视频：在 Lex Fridman 播客节目探讨 SpaceX、火星、特斯拉自动驾驶仪、机器人和人工智能 2021.12.29 youtu.be/PbcMtzNri80?si… via @YouTube
The Army and Air National Guard represent a combined force that is always ready, always there. We’re proud to be a longtime trusted partner to the National Guard, delivering innovative, affordable capabilities that support a wide range of missions.
Boeing AH-64 Apache have two 1,700-horsepower T700-GE-701 turboshafts. They slung on each side of the fuselage in heat-signature-reducing pods, turn the four-bladed main and tail rotors made of steel and composite materials, allowing speeds of 182 miles per hour, @zhanghua98
Cong ratulation to all involved on the perfect launch of the Antares Laurel Clark carrying the Cygnus resupply craft on it's 18th flight to the International Space Station!
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