协庄煤矿
协庄煤矿
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协庄煤矿选煤厂通过煤泥水回收系统的优化与实践,简化了工艺,节约了电耗,降低了成本,增加了经济效益。
By optimizing and practicing of coal slurry water recovery system , the technology is simplified , the electricity cost is saved , the cost is lower than before , and the economy benefit is increased .
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本文对协庄煤矿2363名育龄妇女的高血压患病情况进行了流行病学调查,结果显示,确诊高血压患病率4.10%,临界高血压患病率3.43%,总患病率7.53%。
Epidemiological investigation of hypertension was carried on 2363 women in coal mine . The results showed that the morbidity rate of clinical hypertension and critical hypertension was 4.10 % and 3.43 % respectively , the total morbidity rate was 7.53 % .