supervisory function短语¹⁰⁶¹⁰⁰⁺⁵ 基本例句 电监视功用 This system achieves a low-cost intelligent unmanned supervisory function, and realizes a24- hour unmanned surveillance, and with real-time news reporting and emergency alert function. 系统不仅可以实现24小时无人监控，并具有实时消息报告与紧急报警的功能。 www.c-s-a.org.cn