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为确保碘缺乏病防治措施得到充分贯彻执行,全面了解城关区居民户食用碘盐的质量情况,甘肃省兰州市城关区疾病预防控制中心对城关区居民户食用碘盐进行了长期监测,现将兰州市城关区碘盐的检测结果报告如下。1材料与方法1.1检测对象随机抽取兰州市城关区9个街道的居民户食用盐。1.2检测时限每年的3月-6月。1.3抽样方法按《全国碘盐监测方案》居民户碘盐监测抽样方法进行。全区按东、西、南、北、中5个方向随机抽取9个街道,其中东、南、西、北片各随机抽取2个街道,中片随机抽取1个街道,
In order to ensure that iodine deficiency disorders prevention and treatment measures have been fully implemented, a comprehensive understanding of the quality of residents in urban areas using iodized salt, Lanzhou City, Gansu Province Chengguan CDC on the residents of Chengguan District residents of iodized salt for long-term monitoring, now Lanzhou Chengguan District iodized salt test results reported below. 1 Materials and Methods 1.1 The test object randomly selected Lanzhou Chengguan District 9 streets of household salt consumption. 1.2 Detection time limit March to June each year. 1.3 Sampling Methods According to “national iodized salt monitoring program,” household iodized salt monitoring sampling method. In the whole area, 9 streets are randomly selected in five directions: east, west, south, north and north, of which 2 streets are randomly selected from the east, south, west and north, and 1 street is randomly selected from the middle,