认被证过的含碘盐食品包装上的标志被设计成：一个圆圈中有一个红点和一条弧线。这个代表着一张笑容灿烂得连眼睛都找不到的笑脸。
A logo was designed for food packages certified to contain iodized salt: a red dot and a curved line in a circle, meant to represent a face with a smile so big that the eyes are squeezed shut.
目的为了解扶沟县加碘食盐在销售环节中的含碘量和碘盐合格率，保证碘缺乏病（IDD）病区居民能够食用合格的碘盐，以巩固和提高IDD防治成果。
Objective To ensure the full contents of iodine in salt in the market of Fugou County so as to let the residents use eligible salt for prevention of IDD.
目的了解居民食盐含碘状况与碘盐购买因素。
Objective To Know the status of iodized salt and factors of purchasing iodized salt among residents.
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