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【单选题】
下列叙述不正确的是
A.
药物采用疏水性载体材料时，制成的固体分散体有缓释作用
B.
药物与乙基纤维素为载体形成固体分散体后，药物的溶出加快
C.
某些载体材料有性，使药物成为非结晶性无定形状态分散于载体材料中，得共沉淀物
D.
药物为水溶性时，采用乙基纤维素为载体制备固体分散体，可使药物的溶出减慢
E.
固体分散体的载体有PEG类、PVP类、表面活性剂类、聚丙烯酸树脂类等
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相关题目：
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an
B.
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C.
at
D.
out
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【判断题】“十三五”期间石油和天然气的对外依存度将达到67%。
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