“official life table”概念、定义、翻译-科学时代

单词	official life table
释义	人口学词汇手册 official life table 官方生命表，正式生命表
随便看	range-only radar range-only radar range overlap range penetration range pile range plant range pole range positioning system range positioning system range progression ranger range-range positioning range-range positioning device range rate range rate accuracy range rate error ranger district range reduction range reference pole range resolution range resolution range right range rod range scope range search

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。