“递级封接”的概念、定义、翻译、参考文献-科学参考

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。

单词	递级封接
释义	递级封接 graded seal
随便看	production track production trait production tree production-type rocket production-type test production unit production volume production waste production water supply production well production work productive productive accumulation productive and technical preparation productive capacity cost productive cooperation productive cough productive energy productive energy of feed productive expenditure productive forces productive forces criterion productive head productive labor in its general sense productive land