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目的探讨铸造粉尘对接尘工人和铸工尘肺患者肺功能的影响。
To study the effect of casting dust on the lung function of dust - exposed workers and casting workers with pneumoconiosis.
可大量利用固体废弃物，铸造粉尘利用率达到总料量的48%，磷渣利用率达到了总料量的56%；
The ratio of casting sand powder reached 48% of the gross materials, P-slag 56%.
方法调查70例在职铸造工，分别测定其10年前后肺通气功能，同时监测作业环境的粉尘浓度。
Methods the pulmonary functions of 70 founders were followed up in a period of 10 years, the worksite dust concentrations were also monitored.
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