A.川芎、川烏 B.乳香、沒藥 C.赭石、朱砂 D.三七、豬苓 E.枳殼、茯苓
A.質(zhì)堅(jiān)實(shí)而重 B.質(zhì)堅(jiān)脆,易折斷 C.質(zhì)輕脆,易折斷 D.質(zhì)輕泡,易折斷 E.質(zhì)輕脆,不易折斷
A.扁球形,直徑2~3cm B.表面具網(wǎng)狀紋理,呈灰黑色 C.圓錐形,直徑0.3~2cm D.氣微,味極苦 E.表面黃色,斷面黃色,角質(zhì)樣