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【单选题】
下列天然药物中属于广西道地药材的是( )A.
甘草
B.
大黄
C.
天麻
D.
肉桂
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举一反三
【单选题】用边界值分析法,假定 1
A.
X=1, X=100
B.
X=1, X=2, X=99, X=100
C.
X=2, X=99
D.
X=0, X=1, X=99, X=101
【单选题】It is the level for which minimum appropriate protective security measures shall be maintained at all times
A.
At this level, minimum protective security measures shall be kept for a period of time
B.
At this level, maximum protective security measures shall be kept for a period of time
C.
At this level, minimum protective security measures shall be kept all the times
D.
At this level, maximum protective security measures shall be kept all the times
相关题目：
【单选题】用边界值分析法,假定 1
A.
X=1, X=100
B.
X=1, X=2, X=99, X=100
C.
X=2, X=99
D.
X=0, X=1, X=99, X=101