美国国家空天飞机(NASP)研究集团正探讨新的管理技术,研究政府、工业界与大学在开发先进飞行器方面合作的新路子。其中关键的一个技术是称为“主线(Mainlining)”的计划指导原则。根据这一原则,政府的实验室和研究中心也承担NASP中已明确的主要研究工作。而在过去,政府的这些研究机构仅从事一般性工作。政 The National Aerospace Aircraft (NASP) Research Group is exploring new management techniques and exploring new ways for governments, industry and universities to cooperate in the development of advanced aircraft. One of the key technologies is the plan guiding principle called “Mainlining”. According to this principle, the government’s laboratories and research centers also undertake the major research work that has been made clear in NASP. In the past, these government research institutions only engaged in general work. Politics