根据1999年国家健康普查。

According to a 1999 National Health survey.

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预防性的健康普查能够给你和你的医生有关你心血管病的危险程度的大量信息。

Preventive health screenings can give you and your doctor a lot of information about how at risk you are for cardiovascular disease.

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方法：对6500例学龄前儿童进行眼部的健康普查，对检出弱视的个体进行系统治疗。

METHODS:A total of 6500 preschool eye health screenings were conducted, and the individuals of amblyopia were given a systematic treatment.

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