目的比较7~15岁体重正常和肥胖儿童身体成分及其随年龄变化趋势，以便为肥胖儿童体重控制效果的评价提供基础数据。

Objective To compare body composition, characters of its changes with age of normal-weight children aged 7-15 years, and to provide evidence for the impact evaluation on children's weight control.

youdao

目的比较7~15岁体重正常和肥胖儿童身体成分及其随年龄变化趋势，以便为肥胖儿童体重控制效果的评价提供基础数据。

Objective To compare body composition, characters of its changes with age of normal-weight children aged 7-15 years, and to provide evidence for the impact evaluation on children's weight control.

youdao