working hour meter
常见例句
- Based on bluetooth technology, this paper designs a long-distance Watt-hour meter's field test control system, describes working principle, implementation and communicating protocol.
设计了基于蓝牙无线技术的远距离控制电能表现场校验系统，阐述了该系统的工作原理、软硬件实现及通讯协议。 返回 working hour meter