二十一世纪以来，空间科学与技术的发展日新月异，人类探索宇宙的步伐越来越频繁，人类活动向太空的延伸也越来越深远，空间科学作为与重大科技突破和人类生存发展密切相关、能够引领密集技术创新的前沿交叉学科，在国家发展中发挥着越来越重要的作用，成为世界强国高度重视和争相支持的重要学科领域。本书介绍了我国空间科学...

Since the reform and opening up, road passenger transport industry in China has been developed rapidly, which greatly facilitates the people...

This book introduces the research background and significance of carbon emissions in the tunnel industry and systematically reviewed the research...