Tài nguyên - Công nghệ https://th-thcsdinhan.dautieng.edu.vn/download/?cat=Bai-giang-Cong-nghe vi Fri, 3 Apr 2020 02:04:58 GMT Fri, 3 Apr 2020 02:04:58 GMT https://th-thcsdinhan.dautieng.edu.vn/rss/ https://th-thcsdinhan.dautieng.edu.vn/uploads/thcsdinhan/logo-dinhan.png Tài nguyên - Công nghệ https://th-thcsdinhan.dautieng.edu.vn/download/?cat=Bai-giang-Cong-nghe 144 146 tuan 23 cong nghe 7, 9 bai 27 https://th-thcsdinhan.dautieng.edu.vn/download/Bai-giang-Cong-nghe/tuan-23-cong-nghe-7-9-bai-27.html Fri, 3 Apr 2020 02:04:58 GMT Cong nghe 7, tuan 23, bai 26 https://th-thcsdinhan.dautieng.edu.vn/download/Bai-giang-Cong-nghe/Cong-nghe-7-tuan-23-bai-26.html Fri, 3 Apr 2020 02:04:55 GMT