Trường học lắp khung thép chống cận thị
Cập nhật: 08:20 25/02/2014 GMT+7
Một trường tiểu học ở Trung Quốc quyết định lắp khung thép cho bàn học để học sinh ngồi đúng tư thế và phòng tránh cận thị học đường.
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qeG6umhwbsOAaHDhu4BuaEHhuqR2aHNBaOG7t+G7r+G6sMOB4butaOG7rXbhurbDgeG7rWjDgeG7r27hurrDqWhww4rDgeG7rWhB4bq04bq4aOG7t3dw4buvaHBDaOG7t+G7r+G6usOB4butaOG6uOG7r3REaHDhu6/hu4JuaHDhu6/DtHBocuG7j2jhurjhurbhurhocOG7r8OAaHBvcGhzQeG6uWgj4but4buC4bqodmhxw4rDgeG7rWhw4bqgaOG6uOG7pcOBaOG7oG7hu7nhurpo4bq44buveGjDgeG6oHZow4Hhu63hurrhu4jhu6XDgWjDgeG7r+G7l8OBaHDhu6/hu4Bo4buI4bun4bq6aHDhu4BuaHDhu53DgWjhurjhu695aOG7oeG7l+G7iGjhu6124bqoaOG7t+G7r+G6sMOB4butaHDhuqLDgWjhu7nDs2jDiW9w4buvaMONQmjDgUluaEHDs2jhu7nDs2hxw4Bo4butdm5ocnjDgeG7r2hw4buvw4BocG9waHNBaHDhu6/huqZ2aOG6uEXhuqhocOG7r+G6pnZo4bq4ReG7pcOBaEFv4buIaOG6uHfDgeG7r2jDjcOzaHJ2xrDDgWjhurjhu6/DgMOydmhxdmhy4bq0w4Hhu61oxJDhurpvaMOB4buvdsWp4bq6aOG7reG7l+G7iGjDgeG7pcOB4bq5aFHDgGhy4bqgw6locuG7l+G7iGhw4buvw71o4bu5w7NoQeG6tOG6uGjhurhFw4DDgeG7rWhwb3Bo4buhdsaww4FoROG7r29EaHDhu5vDgWjhu7nDs0Hhurnhur8vROG7geG6v0RocOG7uW7DicOJ4bqtZ0Thu6DDgHHhu4hn4buBMeG7r3PDgGjhuqMjU+G6vy9E4buB