Land is a basis for the existence of ecosystems, which is the most important economic activity factor of production.
土地是生态系统的基础，是经济活动必要的生产要素。
Objective to study the curative effect of sika deer immunocyte activity factor (SIAF) on viral myocarditis in mouse model.
目的研究梅花鹿免疫细胞活性因子(S IAF)对病毒性心肌炎的治疗作用。
Objective to study on the antagonistic effect of sika deer immunologic cellular activity factor (DICAF) on immunosuppression.
目的研究梅花鹿免疫细胞活性因子拮抗免疫抑制作用。
Objective: to study the effect of sika deer immunologic cellular activity factor (SIAF) on the proliferation of the culture cell in vitro.
目的：研究梅花鹿免疫细胞活性因子(SIAF)对组织培养细胞的促增殖活性。
Objective: to study the effect of sika deer immunologic cellular activity factor (SIAF) on the proliferation of the culture cell in vitro.
目的：研究梅花鹿免疫细胞活性因子(SIAF)对组织培养细胞的促增殖活性。
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