教育者把教育观念转化为教育行为，这是教育知识的社会运动。
Educators change the educational knowledge into educational actions, which is the social movement of the educational knowledge.
目的了解北京市小学生的营养状况及其膳食与运动相关知识、态度、行为的现状。
Objective To study the nutritional status of the primary school pupils in Beijing and their knowledge, attitudes and practice about diet and physical activity.
结果学生饮食和运动相关知识、营养与疾病相关知识相对缺乏，存在不良的饮食和运动行为。
Results the students lacked knowledge about diet, exercise, nutrition and disease. Poor eating and exercise behaviors existed in the students.
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