文档介绍：of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of ttection 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
将电源开关拨到 “ 断(○)” 位置，关闭仪器电源。
2 质量控制操作规程
标准条测试
注意：切勿将标准条沾水或其它液体测试;
仪器随机配带1条标准条，标准条测试对照值粘贴在标准条盒内;
如果标准条有污渍或损坏，请与供应商联系，不要继续使用该标准条进行测试。
为确保能得到正确的测试结果，推荐每隔1至2周用标准条对仪器进行一次测试。
进入标准条测试菜单
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
依次点击图2-1至图2-6中 所标记的按键，屏幕显示图2-7。
如下图，将随机配带的标准条放在仪器工作台的检条区，按图2-12 中 键，推进器动作，仪器进行测试。测试结束后打印出结果。
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 facili