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为改善陶瓷工人健康状况,加强对该类人群的预防保健工作,对唐山市陶瓷工人的慢性病患病情况以及相关因素等方面进行调查。
In order to improve the health status of ceramic workers, to strengthen the prevention and care of such people work on the ceramic workers in Tangshan prevalence of chronic diseases and related factors such as investigation.