报时业务 meaning in Chinese
time dissemination service
time service
Examples
- Time service ; concepts and terms of master clocks
报时业务.母钟的概念和术语 - Time service ; concepts , terms and structure of secondary clocks
报时业务.子钟的概念术语与结构 - Time service ; concepts , classification , terms and structure of timers
报时业务.概念分类术语和结构