“待发段”的概念、定义、翻译、参考文献-科学参考

单词	待发段
释义	待发段 Encyclopedia 工学﹝上升段轨道﹞释 wait-launching phase待发段在使用运载火箭发射载人飞船的任务中，从发射前航天员进入飞船返回舱至运载火箭点火发射前的时间段。又称待发射段。
随便看	dense subalgebra dense subcategory dense subgroup dense subset dense suspension flow dense suspension up flow dense wavelength division multiplex dense wavelength division multiplexing dense wavelength division multiplexing, DWDM dense wavelength division multiplexing in metropolitan area network dense wavelength division multiplexing，DWDM densification densification by sand pile densified pupil imaging densimeter densimeter based on radioactivity densimetry densitometer densitometry density density analysis density arm density bottle density class density clustering

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。