醇提水沉淀法
参考答案:
是先以适宜浓度的乙醇提取药材成分,回收乙醇后,再用水除去提取液中杂质的方法。
The news of the Ministry's coming to our school for a visit was ____ on the radio yesterday.[ ]
A. turned out
B. found out
C. given out
D. carried out
在CT征象上与血管网织细胞瘤最相似的肿瘤是()
A.囊状星形细胞瘤
B.室管膜瘤
C.髓母细胞瘤
D.皮样囊肿
E.囊性转移瘤