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为了确切评估因尘肺病给我市造成经济损失的情况，借以引起各级有关领导对尘肺防治工作的重视，并为制订我市尘肺病防治工作规划提供科学的依据，特对大连市不同行业尘肺病所致经济损失进行了调查研究。１调查对象和方法１．１对象选择大连市内有尘肺患者发生的１３个厂矿...
In order to accurately assess the economic losses caused by pneumoconiosis to our city in order to arouse the attention of leaders at all levels on pneumoconiosis prevention and control work and to provide a scientific basis for the planning of our city’s pneumoconiosis prevention and control work plan, Diseases caused by the economic losses were investigated. A survey of objects and methods 1.1 object selection pneumoconiosis occurred in Dalian City, 13 factories and mines ...