“nominal diameter”概念、定义、翻译-科学时代

单词	nominal diameter
释义	矿业工程技术词汇手册 nominal diameter 公称直径；通称直径
随便看	puberty dance puberty dance puberty rite puberty rite puberty school puberty school puberulence pubescence pubescent oak pubic bone pubic symphysis pubic symphysis pubiotomy pubis pubis pubis public public public access public accommodation public accommodation public accountability public accountant public accountant public accountant

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。