“访客对讲系统”的概念、定义、翻译、参考文献-科学参考

单词	访客对讲系统
释义	访客对讲系统 Encyclopedia 工学〔安全防范自动化系统〕释 visitor intercom system访客对讲系统安装在住宅、楼宇及要求安全防卫场所的出入口，室内人员根据与入口处访客的对讲情况来给访客电控开门的系统。
随便看	discriminant of a family of curves discriminant of an algebraic equation discriminant of an elliptic curve discriminant of an ideal discriminant of a number field discriminant of a polynomial discriminant of a polynomial in one unknown discriminant of a quadratic curve discriminant of a quadratic equation discriminant of a quadratic equation in one unknown discriminant of a quadratic form discriminant of a simple algebra discriminant of a simple ring discriminant rule discriminant set discriminant subset discriminant surface discriminant tensor discriminant theorem discriminant validity discriminate intensively discriminate the void and the real discriminating discriminating completeness discriminating order

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。