Trường học lắp khung thép chống cận thị
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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rOG7lErhuqrhu53DiuG7p1Hhu53hu7lDw4rhuqjhu53hurrhu47hu7PDiuG7jeG7kS9O4buT4buRTuG7nUHhurrDucOSw5LEqeG7m07hu7jhur7DgVHhu5vhu5M04bqs4buUSuG6quG7ncOB4bu3w4rhu51B4bqo4buU4buIw4rhuqzhu53hu4zDk0PDiuG6qOG7neG7jMOT4bq+w4rhuqzhu53hu7nGsMOK4bud4buM4bqqw4rhu51B4buSw7nhu5094bun4bqq4bud4buMw5Phu45R4bqyw4rhu53huqhDw4rhuqjhu50+SeG7neG7uOG7sUHhu51B4buYw4rhuqzhu53DiuG6qMSo4bud4bq6xanhuqrhu53hu4zhuqhK4bqq4bud4bqs4bqqw7nDiuG7ncOK4bqo4buiw4rhuqzhu53DiuG7q+G6vOG7ncOAw73hu47hu53DgOG6quG7neG6qOG7gkHhu51B4buSw7nhu53hurxDw4rhuqjhu53hurjhuqjhuqrhu51BR+G7neG6rOG6quG7peG6vuG7neG7nsagw7nhu51R4bqw4buO4budQcO94buO4budw4rhuqxJ4bqq4budw4DDlcOK4bqs4bud4buM4buU4bud4buM4bqo4bq2w7Lhu53hu57GoMO54budUeG6sOG7juG7nUHDveG7juG7neG7nuG6quG6tuG7jOG7ncOAw5XDiuG6rMOy4bud4bue4bqq4bq24buM4budw4DDg07hu43hu5EvTuG7k+G7kU7hu51B4bq6w7nDksOSxKnhu5tO4bu44bq+w4FR4bub4buT4bub4bqr4bqo4buz4buM4bud4bq64bun4budT+G7juG7peG7neG6uOG6qOG7gOG7ncOAw4Lhu53hurrhu6fhurzhu53DgOG7lEtB4budQcaw4bud4bqow7nhuqrDsuG7nUHhuqjhur7hu53DiuG6sMOK4budw4DhurbDiuG7neG6uOG6qOG6quG7neG7nuG6quG6tuG7jOG7ncOA4buUS0Hhu53DgMODTuG7neG7jOG6qEPhu53hurxDw4rhuqjhu53hu4zhuqh5UeG7neG6vEPDiuG6qOG7ncOA4bup4bud4bu54buG4budw5PDueG7neG7ueG7p8OK4bubw7Lhu50zQOG7ncOK4buA4bqq4buN4buRL07hu5Phu5FO4budQeG6usO5w5LDksSp4bubTuG7uOG6vsOBUeG7m+G7k+G6q+G7jlHhu53DiuG6qOG6quG6sMOKw7Lhu51B4buYw4rhuqzhu51B4buA4budw4rhuqjhu6LDiuG6rOG7ncOK4bqs4buUSuG6quG7neG6uuG6vuG7ncOK4bqsxanhuqrhu53Dk+G7rcOK4bqs4budQeG6qOG6quG6suG7juG7nUHDueG6vuG7nUHhu5LDueG7neG6vOG7iuG6quG7neG6oOG6vOG7neG6uOG6qEfDiuG6rOG7neG6rOG6qkjDiuG6rOG7ncOK4bqow7nhu47DsuG7nUHDlMOK4bqs4bud4bq8w43hu4zhu53hurhCQeG6qOG7nUFN4bud4bq44bqo4buOw4rhuqzhu53hu4zhuqjhuqJO4budQeG6qOG7lMO54budQeG6qOG7sUHhu53DgOG7qeG7neG7jEjhu4zhu51B4bqo4bq+4budQeG7pUHhu53huqDhurzhu43hu5004bqs4buUSuG6quG7ncOBw5TDiuG6rOG7nUHhu4Dhu53hu4zhurDDiuG7neG7uMO54bq64buO4bud4buM4bqoQ+G7ncOK4buA4bqq4budw4rhuqzhu45R4bqww4rhu53DiuG6qHjDiuG7nUHhuqjhu5Lhu51R4bq24buO4budQeG7ksO54budQeG7s8OK4bud4buM4bqoROG7neG7uXhR4bud4bqs4bqqSuG7neG6uOG6qEfDiuG6rOG7nUHhu4bDiuG7neG6uuG7p+G7ncOS4bulQeG6qOG7neG7nkzhu53DiuG7osO54bud4bq84bun4bud4bq64bun4budw4Hhur7hu53huqzhuqrDueG7ncOAQ8OK4bqo4budQeG6qOG6vuG7nUHhu6VB4bud4bqg4bq84budQeG6qOG7iOG6quG7neG7jMOTSuG7nUHhuqjhu4jhuqrhu53hu4zDk+G6sMOK4bud4bq84bulUeG7neG7jELDiuG6qOG7neG7nuG7p+G7ncOA4bqq4bq0w4rhu53hu4zhuqjhur7FqeG6quG7ncOB4bqq4budw4DDjcOK4bqs4budT+G7juG7peG7ncOK4bqo4bqq4bqy4buO4bud4bqseFHhu53DiuG6sMOK4buN4budI+G6vuG7ncOA4buAw7Lhu53DgHhR4budQeG6qMSQ4bud4bq64bun4bud4bq8w43hu4zhu53hu4zDk+G6vsOK4bqs4budQeG7pUHhu53hu7nhuqrhurTDiuG7nU7huqjhu6VO4budQcO9w4rhu53hurrhu6fhurzhu43hu5EvTuG7k+G7kU7hu51B4bq6w7nDksOSxKnhu5tO4bu44bq+w4FR4bub4buT4bqr4bqo4bqg4bq+4bud4buHNCThu5EvTuG7kw==