“认证”概念、定义、翻译-科学时代

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。

单词	认证
释义	请查阅授权--认证
随便看	water quality surveillance water quenching water radiator water radioactivity meter water radiolysis water radon water rampart water recirculation water recovery water recovery apparatus water recycling（已处理的） water reducer water-reducing admixture water reed water-reflected system water regeneration technique water regime water removal water-repellent water-repellent water repellent admixture water requirement water requirement water resistance water resistance