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【单选题】
混悬剂中药物粒子的大小一般A.
<0.1 nm
B.
<1 nm
C.
<100 nm
D.
<10 nm
E.
0.5-10μm
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皮皮学刷刷变学霸
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B.
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C.
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D.
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A.
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B.
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C.
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D.
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