“early Mandarin sounds”的概念、定义、翻译、参考文献-科学参考

单词	early Mandarin sounds
释义	early Mandarin sounds Encyclopedia 文学汉语语音释 early Mandarin sounds近古音音韵学界部分学者划分出的语音时段。
随便看	constant-rank mapping constant-rank morphism constant-ratio head constant region constant release constant sale books constant sheaf constant species constant specific mass flow pattern constant speed constant frequency constant speed drive unit constant-speed mercury intrusion constant speed motor/generator constant stratum constant stress test constant sum game constant-sum game constant surface constant symbol constant temperature and constant pressure MD constant temperature and humidity air conditioner constant temperature and humidity air-conditioning system constant temperature atomization constant-temperature incubator constant-temperature interface

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。