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The Reit patent synchronous device driven by electric brake motor is equipped.
采用瑞图专利同步技术，提升机构由制动电机驱动。
youdao
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The structure and function of GPS synchronous clock device are introduced.
介绍了GPS同步时钟装置的结构及其功能。
youdao
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The structure and function of GPS synchronous clock device are introduced.
介绍了GPS同步时钟装置的结构及其功能。
youdao