To assess the knowledge of the workers with regard to "Occupational Disease Prevention and Control Act of Peoples Republic of China (ODPC Act)".

目的为了解被管制人员艾滋病防护知识的知晓情况，为制定重点场所、重点人员的艾滋病防治策略提供依据。

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The study released Thursday was requested by the Centers for Disease Control and Prevention and the Occupational Safety and Health Administration.

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