“secondary pipe”的概念、定义、翻译、参考文献-科学参考

单词	secondary pipe
释义	secondary pipe 二次缩孔
随便看	day-night cycle day-night neutral plant day night rhythm day-night temperature day-nurse day nursery day of clear sky day of due date day of hail day of maturity day of reckoning day of shipment price day of snow day of year day-old to death system day on demurrage day order day output day position day quick setting day range day rate day rate plan day release day roller

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。