“relative activity levels”的概念、定义、翻译、参考文献-科学参考

单词	relative activity levels
释义	relative activity levels 相对作业水准
随便看	check sum checksum check sum(cks) check sum (CKS; checksum) check sum code check sum error-detecting system check symbol check system check tag check test check ticket check time check to order check total check track check transit number check truncation check trunk check-type boot check type calculation of heat exchanger check up check-up of warehouses check-up on the financial work check up thoroughly check-up through statistical means

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。