““半人马座”系列上面级”的概念、定义、翻译、参考文献-科学参考

单词	“半人马座”系列上面级
释义	“半人马座”系列上面级 Encyclopedia 工学〔空间运输器分类〕释 Centaur family upper stage“半人马座”系列上面级美国于20世纪60年代初研制成功的，世界上第一种以液氧、液氢为推进剂的高性能上面级。
随便看	conservation of mechanical energy conservation of molecular orbital symmetry conservation of moment of momentum conservation of momentum conservation of number principle Conservation of Oil Paintings conservation of orbital symmetry conservation of particle number conservation of rare and endangered medicinal resources conservation of resource theory conservation of tea germplasm conservation of terrestrial ecology conservation of vorticity conservation of water source areas conservation planning Conservation Plan of Beihai Historic City conservation plan of Beijing historic city Conservation Plan of Changsha Historic City Conservation Plan of Chaozhou Historic City Conservation Plan of Chengde Historic City Conservation Plan of Dali Historic City Conservation Plan of Dujiangyan Historic City Conservation Plan of Fenghuang Historic City Conservation Plan of Guangzhou Historic City Conservation Plan of Huize Historic City

科学参考收录了854744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。