“periodic undulation”概念、定义、翻译-科学时代

单词	periodic undulation
释义	海洋与水文词汇手册 periodic undulation 周期性波浪起伏，周期性波动
随便看	job order cost accounting job order costing job order cost sheet job order cost system job order manufacture job order production job-oriented learning job-oriented training job out job output file job placement job plan job posting job posting job-posting system job press job pricing job pricing job processing job processing job processing job processing job production job production job progression

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。