民用闭路监视电视系统工程技术规范的英文
technical code for civil closed circuit monitoring tv system engineering
例句与用法
- Technical code for civil closed circuit monitoring tv system engineering
民用闭路监视电视系统工程技术规范 - Technical code for regunation of civil closed circuit monitoring tv system
民用闭路监视电视系统工程技术规范