“jack back”的概念、定义、翻译、参考文献-科学参考

单词	jack back
释义	jack back 平衡杠杆
随便看	steel grillage foundation steel grille steel grit steel guy wire steel hammer steel hanger steel hardening oil steel heald steel helmet steel-hide picker steel hoop steel hose steel I-beam steel I-column steelify steel impression mark steel industry steeling steel ingot steel ingot scale steel ink steel insert for valve seat steel jack steel jacket steel jacket platform (近海建筑物用)

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。