“可用性--实用性--有效性”概念、定义、翻译-科学时代

单词	可用性--实用性--有效性
释义	电子商务词汇手册 availability 可用性，有效性，实用性
随便看	period of incubation period of insurance period of light variation period of limitation period of limitation period of limitation for freight claims period of limitation for passenger claims period of loan period of moon's node period of notice period of notice of termination of service period of observation period of operating cycle Period of Orthodoxy period of oscillation period of oscillation period of planting period of prescription period of proliferation period of pseudo-random numbers period of puberty period of qualifying service period of redemption period of reinsurance period of responsibility

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。

availability