检索规则说明:AND代表“并且”;OR代表“或者”;NOT代表“不包含”;(注意必须大写,运算符两边需空一格)
检 索 范 例 :范例一: (K=图书馆学 OR K=情报学) AND A=范并思 范例二:J=计算机应用与软件 AND (U=C++ OR U=Basic) NOT M=Visual
出 处:《China Today》2021年第1期9-9,共1页今日中国(英文版)
摘 要:Six central agencies including the National Health Commission,the Ministry of Education,and the State Administration for Market Regulation recently issued a plan to prevent and control overweight and obesity among young children and teens.Due to factors like diet and lifestyle changes,increasing homework loads,decline of physical activity,and long hours spent on electronic devices,the obesity rate among Chinese adolescents and young children has been shooting up over the past years.
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在链接到云南高校图书馆文献保障联盟下载...
云南高校图书馆联盟文献共享服务平台 版权所有©
您的IP:3.139.86.62