本发明的持续释放组合物的制备方法包括提供油相，其包含生物活性剂、聚合物和释放速率控制剂；

The preparing method of continuous-release composition comprises the following steps: providing an oil phase which comprises the bioactivator, the polymer and the releasing rate control agent;

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本发明的持续释放组合物的制备方法包括提供油相，其包含生物活性剂、聚合物和释放速率控制剂；

The preparing method of continuous-release composition comprises the following steps: providing an oil phase which comprises the bioactivator, the polymer and the releasing rate control agent;

youdao