<正>The debugging of the 4000 m3 high sound intensity reverberant chamber developed by the Beijing Institute of Spacecraft Environment Engineering has been comp
<正>The Shenzhen Marinesat Network Technology Co.,Ltd(Marinesat)announced recently that the company and its partner Sino Satellite Communications Co.,Ltd(Sinosa
At 19:45 Beijing time on November 5,a LM-3B/Yuanzheng 1 launch vehicle lifted off from the Xichang Satellite Launch Center,putting the first two Bei Dou 3 satellites into orbit after the separation of
China is one of countries with frequent natural disasters and serious disaster losses.In recent years,with the background of global climate change,the disaster risk in China grows continuously.As a hi