“operational life”的概念、定义、翻译、参考文献-科学参考

单词	operational life
释义	operational life 使用年限
随便看	rigging line rigging machine rigging pin rigging position rigging rod rigging screw Rigg motor Righi-Leduc's effect right right abdomen right-about-face right adjoint right ahead right and left-hand chart right-and-left-hand core right-and-left nut right-and-left screw right-and-left threaded right angle right-angle right-angle bending right-angle connector right-angle crossing right angle curette right-angled

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。