英语翻译实验动物分组与饲养 1月龄SD大鼠285只,雄性142只〔体重（127.85±25.86）g〕,雌性143只〔体
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Experimental animals grouping and raising 1 months SD rats 285 only,male 142 only 127.85 + [weight (g),25.86) female 143 only 127.03 + [weight (18.79) g),quarantine,according to gender stratification,a week by weight were randomly divided into four groups and each group rats 71 72 only.Wholesome feed fed,free drink,feed room,cage with,water bottles of regular disinfection,feed room temperature for (25 + 3) ℃.
