诊断牙髓坏死,最主要的临床检查是()
A.视诊
B.温度测验
C.光纤透照测验
D.开髓后诊断
E.电活力测验
参考答案:E
—When did the great earthquake in Wenchuan happen ?
—It happened __________14:28 __________the afternoon of May 12, 2008.
A.on, in
B.at, on
C.at, in
D.on, on
允许有一定偏差的项目,最多不超过20%的检查点可,以超过允许偏差值,但不能超过允许值的( )。
A.100%
B.150%
C.200%
D.250%