The online detectionandalarmsystem for plasma leakage is developed based on ultraviolet absorption theory.
介绍一种基于紫外光谱吸收原理，利用光电探测技术实现血浆泄漏在线检测报警系统。
2
Against theft, looting, fires, accidents such as a gas leak detectionandalarmsystem, their needs have become more sophisticated.
针对偷盗、抢劫、火灾、煤气泄漏等事故进行检测和报警的系统，其需求也越来越高。
3
Officer to be relieved: The ship's equipped with a fire detectionandalarmsystem. It USES heat-actuated, smoke-actuated, and flame-actuated senor devices.