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医疗卫生
A.1.8~3.0mg/L B.50mg/L C.100mg/L D.50
A.1.8~3.0mg/L B.50mg/L C.100mg/L D.50
练习题库
2022-08-02
14
问题
A.1.8~3.0mg/LB.50mg/LC.100mg/LD.500mg/LE.1000mg/L二氧化氯水初级处理需用的浓度应为
选项
二氧化氯水初级处理需用的浓度应为
答案
A
解析
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本试题收录于:
卫生招聘 预防医学汇总题库卫生招聘考试分类
卫生招聘 预防医学汇总
卫生招聘考试
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