“主动飞行阶段”的概念、定义、翻译、参考文献-科学参考

单词	主动飞行阶段
释义	主动飞行阶段 propulsion period
随便看	thread an unthread tree thread bare fabric thread blight thread bottom diameter thread break detector thread burial therapy thread calliper thread-carrier thread-carrier bar thread-changing joint thread chaser thread chasing lever thread chasing machine thread contour thread control block (TCB) thread count thread crest clearance thread cutting thread-cutting thread-cutting compound thread-cutting dial thread-cutting lathe thread cutting machines thread-cutting mechanism thread-cutting oil

科学参考收录了1248194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。