题目内容
不属于沉香药材的主要性状特征的是
2021-12-20
A.多呈朽木状和不规则块状
B.表面紫黑色，凹凸不平
C.可见黑褐色树脂与黄白色木部相间的斑纹
D.质地坚实，断面刺状，入水可下沉
E.气芳香，味苦
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