“guy derrick crane”的概念、定义、翻译、参考文献-科学参考

单词	guy derrick crane
释义	guy derrick crane 牵索人字起重机牵索转臂起重机
随便看	retracting inflatable seal retracting motion retracting spring retracting spring-tooth pickup cylinder retracting stroke retracting transformation retraction retraction bulb retraction jack retraction lock retraction of head retraction of mediastinum retraction of uterus retraction of waist of heart retraction ring of uterus retraction speed retraction stroke retraction syndrome retractometer retractor retractor device retractores ventriculi retractor hypopharyngis retractor launcher retractor penis muscle

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。