“duty preiod”的概念、定义、翻译、参考文献-科学参考

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。

单词	duty preiod
释义	duty preiod 工作周期
随便看	gross charter gross collector area gross combination weight gross constant gross contamination gross cost of merchandise sold gross count gross-count rate gross crab live gross credit gross cross-sectional area gross culture gross damaged value gross deadweight gross decontamination factor gross demonstrated capacity gross density gross discharge gross domestic product gross domestic product (GDP) gross domestic product per year gross drilling time gross dry weight gross duty of water gross dynamics