Fern growing on rocks or tree trunks and having fronds grayish and scurfy below; Americas and South Africa. 生长在岩石上或树干上的蕨类植物,有灰色的叶子下面有皮屑;分布在美洲和南非。
Colicroot having a scurfy or granuliferous perianth and white flowers; southeastern United States. 一种腹痛根,具有糠秕状或颗粒状的花被和白色的花;生长于美国东南部。
In the production process of medical infusion products inevitably contains impurities such as glass debris, aluminum powder, rubber scurfy, hair and fiber. Medical infusion security has always been infusion of common concern to a drug safety. 医用输液等药品产品在生产过程中不可避免地含有玻璃碎屑、铝屑、橡皮屑、毛发、纤维等异物,医用输液安全一直是人们普遍关注的一个药品安全问题。