“起重平衡臂”概念、定义、翻译-科学时代

单词	起重平衡臂
释义	机械工程词汇手册 jack arm 起重平衡臂
随便看	mind-style mind that cannot bear to see the sufferings of others Mindzenty，Jozsef mine mine mine mine mineability mine air preheating mine air refrigeration mine attack mine avoidance mine-aware soldier mine ban mine blading mine bottom plan mine burying mine cable mine chamber mine clearance mine-clearing rocket（projectile） mine climate mine coal mine concession mine conditions

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

jack arm