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IJF国际柔道赛事计时记分系统操作员培训课程
资讯技术专家课程 ( 基本操作 )
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IJF JUDO SCOREBOARD AND TIMER SOFTWARE OPERATOR COURSE
Information Technology Expert Course ( BASIC OPERATION )
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IJF国际柔道赛事计时记分系统操作员培训课程
资讯技术专家课程 ( 基本操作 )
English
IJF JUDO SCOREBOARD AND TIMER SOFTWARE OPERATOR COURSE
Information Technology Expert Course ( BASIC OPERATION )
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