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搜题
【单选题】
慢性根尖炎主要的病变类型为
A.
致密性骨炎
B.
根尖肉芽肿
C.
根尖脓肿
D.
根尖囊肿
E.
有瘘型根尖脓肿
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A.
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【判断题】用法扬司法测定Cl-含量时,以二氯荧光黄(Ka=1.0010-4)为指示剂,溶液的PH值应大于4,小于10。( )
A.
正确
B.
错误
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