微量元素缺乏症已经越来越多的引起人们的重视。

More and more people have attached importance to the deficiency of trace elements.

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犬猫发生微量元素缺乏症时，出现舔墙、啃土、异食癖、贫血、皮肤病、免疫力下降等症状。

Deficiency of trace minerals will result in licking the wall, chewing the soil, biting the things, anemia, skin disease and lower immunity.

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