“professional qualification”的概念、定义、翻译、参考文献-科学参考

单词	professional qualification
释义	professional qualification 业务能力职称等级
随便看	winch cable drum winch cable guide winch capacity winch capstan winch(capstan) winch chain winch chain and sprocket winch clutch winch deck winch drag brake winch drawn dung channel scraper winch drive shaft winch drive shaft universal joint winch driving gear winch driving sprocket winch drum clutch shift fork winch drum shaft winch drum sliding clutch winchester winch for electric logging winch frame winch guard winch handle winch-hauled plastic pipe layer winch-hauled trenchless pipe layer

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。