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重庆市科学技术协会 关于公布第19届中国青少年机器人竞赛 重庆 …chongqing.xiaoxiaotong.org/AttachFile/2019/5/51040021/... · 等奖226名,优秀教练员115名,优秀裁判员39名及优秀组织单
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