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问题 单项选择题

当相对生物利用度为普通制剂的多少时，可认为缓控释制剂与相应的普通制剂生物等效（）

A.80%～100%

B.100%～120%

C.90%～110%

D.80%～120%

答案

参考答案：D

填空题

______类是一个特殊类，它是一个final类，所有的方法都用类变量来调用。
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单项选择题

Which of the following is true about the WBS:

A) The WBS is another term for the Gantt chart.
B) Each descending level of the WBS represents an increasingly detailed definition of the project work.
C) Work not in the WBS is usually defined in the scope statement of the project.
D) The WBS shows only the critical path activities.
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