Which of the following statements is not true about the umbrella?
A.The umbrella was first invented to be used as protection against the sun.
B.The umbrella changed much in style. in the eighteenth century.
C.No one exactly knows who was the inventor of the umbrella.
D.In Europe, the Greeks were the first to use the umbrella.
第1题
不作为片剂崩解剂使用的材料是
A、干淀粉
B、交联聚维酮
C、羟甲基淀粉钠
D、羟丙甲基纤维素
E、泡腾崩解剂
第3题
不作为片剂崩解剂使用的材料是
A、干淀粉
B、交联聚维酮
C、羧甲基淀粉钠
D、羟丙基纤维素
E、泡腾崩解剂
第5题
不作为片剂崩解剂使用的材料是()
A.交联羧甲基纤维素钠
B.交联聚维酮
C.羟丙基淀粉
D.羟丙甲纤维素
E.淀粉
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