relay device meaning in Chinese
中继器
转播装置
Examples
- Technical requirements and test methods for frame relay device
帧中继设备技术要求及检验方法 - Addressable relay device
地址码中继器 - The valve is driven by hydraulic , the oil pressure can reach 16mpa to reduce the volume of relay device
该阀开启采用液压驱动，油压可达16mpa ，减小了接力器的体积。 - Assembling together the hydraulic device , electric automatic control box , relay device , control oil pipe and valve in one place , the user needn t equip additional parts
将结构简单，体积小的油压装置，电气自动控制箱，接力器，控制油管很紧凑的与阀门集成在一起，不需用户另配置。