“instrument constant”概念、定义、翻译-科学时代

单词	instrument constant
释义	航空航天词汇手册 instrument constant 仪器常数
随便看	value value value value value value value value value value value value value value activity value-added value added value added value added value added value-added value-added value-added value-added bank value-added bank (VAB) value-added bank--value-added bank (VAB)

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。

instrument constant