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下列关于聚乙二醇（PEG)的叙述错误的是A、药剂中常用PEG平均.....
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Setting fires to public buildings － highly danger.....
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口服混悬剂的沉降体积比应不低于A、0.10B、0.30C、0.50D、0.70E、0.90..
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Those of us who smoke should have______ lungs X-rayed regularly since we are all aware of ..
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聚山梨酯60能使难溶药物溶解度增加，其作用是A、增溶B、助溶C.....
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Every youngster should be encouraged to know his own potentialities and to weigh the chanc..
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