A.6:1
B.8:1
C.10:1
D.12:1
E.16:1
[单选题,A2型题,A1/A2型题] 胸部摄影对滤线栅栅比的要求一般是()A . 6:1B . 8:1C . 10:1D . 12:1E . 16:1
[单选题]胸部后前立位摄影的滤线栅栅比是()A . 8∶1B . 10∶1C . 12∶1D . 14∶1E . 16∶1
[单选题]胸部高电压摄影,滤线栅的栅比不应小于A.8:1B.10:1C.12:1D.16:1E.18:1
[单选题]胸部高电压摄影,滤线栅的栅比不应小于A.8∶1B.10∶1C.12∶1D.16∶1E.18∶1
[单选题,A2型题,A1/A2型题] 胸部高电压摄影,滤线栅的栅比不应小于()A . 8:1B . 10:1C . 12:1D . 16:1E . 18:1
[单选题]胸部高电压摄影,滤线栅的栅比不应小于()A.8∶1B.10∶1C.12∶1D.16∶1E.18∶1
[单选题]胸部高电压摄影,滤线栅的栅比不应小于()A.8∶1B.10∶1C.12∶1D.16∶1E.18∶1
[单选题]胸部高电压摄影,滤线栅的栅比不应小于( )。A.8:1B.10:9C.12:1D.16:1E.18:1
[单选题]胸部高电压摄影,滤线栅的栅比不应小于( )。A.8:1B.10:9C.12:1D.16:1E.18:1
[单选题,A2型题] 胸部高管电压摄影,滤线栅的栅比不应小于()A . 8:1B . 10:1C . 12:1D . 14:1E . 16:1