closed circuit fire alarm system的意思|示意
美 / /
英 / /
闭路火灾报警系统
closed circuit fire alarm system的网络常见释义
闭路火灾报警系统 ... closed circuit breathing apparatus 闭路式呼吸器 closed circuit fire alarm system 闭路火灾报警系统 closed circuit TV 闭路电视 ...