... Blood lead level of children 儿童血铅; 一氧化氮 收藏 Lead dust level 铅尘水平 收藏 low level lead diet 低铅饲料 收藏 ...
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lead dust level
铅尘水平
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The blood and urine lead level were determined from 72 workers exposed to different porcelain dust. Symptom scoring method was used to evaluate the severity of the hazard to workers.
本文测定了瓷尘作业环境及72名工人血、尿的铅量，并用症状评分法评价其对工人的危害。
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