下列间接盖髓适应证中,哪一种是不正确的()
A.深龋
B.活髓牙全冠牙体预备后
C.外伤冠折未露髓
D.深龋引起的可复性牙髓炎
E.慢性闭锁性牙髓炎
参考答案:E
—Can a person enjoy the pleasure from his work?
—________ he can have his interests and the work combined.
A.Although
B.Since
C.While
D.Unless
单方案动态投资决策指标有( )。
A.内部收益率
B.投资收益率
C.净现值
D.动态投资回收期
E.净现值率