调查某铸钢分厂在采用型砂材料石英砂或石灰石砂工人矽肺患病情况。
The incidence of silicosis was compared in the workers exposed to either silica dust or limestone dust in a steel casting factory.
铸钢工艺中采用石灰石砂代替石英砂是一种有效的消除清砂工矽肺的措施。
It is an effective way of eliminating the occurrence of silicosis in fettling workers by substituting silica with limestone as molding material in steel casting factory.
应用推荐