safety alarm device
英 [ˈseɪfti əˈlɑːm dɪˈvaɪs]
美 [ˈseɪfti əˈlɑːrm dɪˈvaɪs]
安全报警装置
双语例句
- The problem of use safety of the gas is mainly solved by installing a gas leak alarm device, a mechanical arm controlled by an alarm and an electromagnetic valve.
燃气使用安全问题主要靠安装燃气泄漏报警器、报警器控制的机械手、电磁阀来解决。