延伸报警 meaning in English

extension alarm

Experiments and training can be carried out for the benefit of students on this system in the areas of signal measurement , signal transmission , data display , alarm display , modification of parameters , locking and awakening of alarm , extension alarm and simulation tests etc . , which will improve the ability of students in the maintenance and management of modern ship - board automation control system ; 4
有利于对学员进行信号测量、信号传递、数据显示、报警显示、参数修改、报警闭锁与唤醒、延伸报警以及模拟实验等各方面的实验和训练，提高学员对现代化船舶自动化控制系统的维护和管理能力。