endemic arsenism distribution
endemic arsenism distribution
地方性砷中毒分布
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Objective To investigate the epidemical range, the distribution features and the state of endemic arsenism in Ying County.
目的查清应县地方性砷中毒病区的流行范围、分布特征和危害程度。
youdao
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