搜索结果: 1-2 共查到“学术机构 工学 US”相关记录2条 . 查询时间(0.093 秒)
National Space Society（US）
National Space Society NSS space 太空
2007/12/25
The National Space Society (NSS) is an independent, educational, grassroots nonprofit organization dedicated to the creation of a space faring civilization. Founded as the National Space Institute (19...
US Office of Surface Mining
采矿业 环境技术 Mining environment
2007/12/24
US Office of Surface Mining's mission is to carry out the requirements of the Surface Mining Control and Reclamation Act in cooperation with States and Tribes. Our primary objectives are to ensure tha...