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畜牧人

標題: 金霉素的優點在哪 [打印本頁]
作者: 張新崗    時間: 2011-3-25 21:41
標題: 金霉素的優點在哪
（1）治療（2）預防有不同特點沒
作者: dingjun121    時間: 2011-3-25 21:47
大劑量時,對治療呼吸道有較好的效果.



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