结果表明：以水作为结晶溶剂进行多次重结晶，可有效去除植物黄酮提取物的杂质，总黄酮含量由原来的86%提高至96.5%。
The results showed that the content of total flavonoids increased from 86% to 96.5% after recrystallizing by water for several times, and the impurity could be removed effectively.
绵羊罩衣可减少被毛中植物杂质及灰尘含量，防止毛丛顶端的日光风化，提高羊毛生长速度及羊毛品质，增加净毛产量。 在较冷地区还有御寒保暖作用。
Sheep overclothes can keep warm and prevent top of staple from insolation weathering and decrease the impurity and dust, increase wool yield and quality especially in chilliness area.
绵羊罩衣可减少被毛中植物杂质及灰尘含量，防止毛丛顶端的日光风化，提高羊毛生长速度及羊毛品质，增加净毛产量。 在较冷地区还有御寒保暖作用。
Sheep overclothes can keep warm and prevent top of staple from insolation weathering and decrease the impurity and dust, increase wool yield and quality especially in chilliness area.
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