A Japan Aerospace Exploration Agency rocket introduced in 1980 for research launches to an altitude between 200 and 400 km. Thirty have been launched, with one failure which occurred in 1995.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。