A description is given of design concept, key points for design, and some general problems.
阐述高速铁路总体设计理念、几个关键专业的设计要点和部分总体性技术问题；
A summary and review about some hot points in current satellite communications technology was given.
就当前卫星通信技术的若干热点作了一些概括和综述。
A summary and review about some hot points in current satellite communications technology was given.
就当前卫星通信技术的若干热点作了一些概括和综述。
应用推荐