The model not only considered animal safeties and health conditions, but also emphatically analyzed BSE infectivity reduction or clearance levels in manufacturing processes of raw materials.

• 该评估模型不仅考虑了动物的安全性和健康状况,更注重分析了动物原料生产加工工艺降低或灭活疯牛病病原感染性的水平。