生活饮用水的卫生标准和卫生规范考试题
of rural drinking water sources, protection of drinking water sources in rural areas by the 危害或存在威胁时,就要谨慎对待。特别是突发事件可能会引发传染病,就更要十分慎重的对待
A. 正确
B. 错误
标准答案: A
第 8 题. 部分大水厂供水范围广,为了保证管网末端余氯,可投加一定比例氯胺(3:1-6:1),其与水接触时间大于等于30分钟,,
A. 正确
B. 错误
标准答案: B
第 9 题. 在现行与饮用水相关标准和和规范中,《生活饮用水卫生标准》是最基础的标准,可以称为“母标准”。该标准的提出的饮用水法定限值的是保障人群健康和生活质量依据,其他标准和规范主要是为了实现这些法定限值所做出的规定。《生活饮用水卫生标准》和其它与饮用水相关标准、规范是一个相辅相成的体系,缺一不可
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
A. 正确
B. 错误
标准答案: A
第 10 题. 如果检出总大肠菌群,必须进行大肠埃希氏菌或耐热总大肠菌群检测
A. 正确
B. 错误
标准答案: A
单选题部分(,)
第 1 题. 评价氯化消毒的简便指标是
A. 加氯量
B. 大肠菌数
C. 余氯量
D. 细菌总数
标准答案: C
第 2 题. 下列何者不是影响饮水氯化消毒的因素
A. 加氯量和接触时间
B. 所用的加氯设备
C. 水的pH
D. 水的浑浊度和温度
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection
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