“visitor intercom system”的概念、定义、翻译、参考文献-科学参考

单词	visitor intercom system
释义	visitor intercom system 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	mechanical properties of polysaccharide mechanical properties of protein mechanical properties of rock mechanical properties of rockmass mechanical properties of sea ice mechanical properties of wood mechanical properties of wood-based panels mechanical property mechanical property of earth materials mechanical propterties of crystal mechanical proving mechanical Q-switched technology mechanical quadrature mechanical quadrature method mechanical quality factor mechanical quanlity factor mechanical quantity mechanical quantity measuring instrument mechanical quantity sensor mechanical quantity transducer mechanical reactance mechanical receptive reflection mechanical rectifier mechanical restraint device mechanical safety design

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。