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Please translate the following passage into Chinese.
After 1949 the Ministry of Public Health was responsible for all health-care activities and
established and supervised all facets of health policy.Along with a system of national,provincial,
and local facilities,the ministry regulated a network of industrial and state enterprise hospitals
and other facilities covering the health needs of workers of those enterprises.In 1981 this
additional network provided approximately 25 percent of the country.s total health services.

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出自：大学英语1

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