“quota system”的概念、定义、翻译、参考文献-科学参考

单词	quota system
释义	quota system 配额制限额进出口制限额制
随便看	photocopy photocopying process photocount distribution photo counter photocoupled gate photocoupler photocreep photocurrent photocurrent carrier photocurrent generator photocurrent noise photocurrent signal photocystoscope photod photodarkening effect photodarlington photo Darlington detector photodecomposition photo defectoscope photodegradation photo-degradation mechanism photo-degradation mechnism photodegradative photodensitometer photodensitometry

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。