双价活疫苗
Bivalent live vaccine
以上为机器翻译结果，长、整句建议使用 人工翻译 。
以血清交叉中和方法进行鸡传染性支气管炎双价活疫苗效力检验，结果与攻毒方法效检结果一致。
Efficacy test of chicken infection bronchitis bivalent living vaccine was taken with the method of serum cross neutralization. The results showed that it was consistent with that of challenge method.
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