“retention aid”的概念、定义、翻译、参考文献-科学参考

单词	retention aid
释义	retention aid 助留剂
随便看	upper case (plenum) upper central series upper chain upper chamber upper change point upper cheek tooth upper chord upper chromosphere upper circle upper clamp upper class upper clearance upper cloud upper cloud point upper clutch upper coil upper cold front upper colonnade upper communication antenna upper conductor upper confining bed upper connecting rod upper consolute temperature upper contact upper control arm

科学参考收录了1248194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。