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【单选题】
自动亮度的控制方法,不包括( )
A.
自动kV控制
B.
自动mA控制
C.
自动光阑控制
D.
自动kV、自动mA联合控制
E.
自动mAs控制
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举一反三
【多选题】属于消防栓系统组成 的是
A.
消火栓设备
B.
水泵接合器
C.
消防管道
D.
消防水箱
【单选题】下列不属于室外消火栓系统主要组成部分的是( )
A.
室外消防给水管网
B.
消防水池
C.
消防水泵
D.
报警控制设备
【单选题】It ______ him more than what was reasonable to have his dishwasher repaired.
A.
cost
B.
consumed
C.
spent
D.
expend
【多选题】下列()属于消防联动控制系统的组成设备。
A.
消防联动控制器
B.
消火栓按钮
C.
消防应急广播
D.
可燃气体报警控制器
【多选题】属于消防栓设备组成 的是
A.
水带
B.
水枪
C.
消火全
D.
消防管道
【多选题】下列哪些选项属于消火栓灭火系统的组成
A.
消火栓设备
B.
消防管道
C.
消防水池
D.
消防水箱
E.
增压设备与水泵接合器
【单选题】Never before ______ to ______ what his parents expect of him more than it is today .
A.
he has failed; live up to
B.
he failed not; come up with
C.
has he failed; live up to
D.
did he failed; come up with
【单选题】Everything is so expensive now.It is hardly ___ to save money.
A.
probable
B.
likely
C.
possible
D.
feasible
【单选题】If you can't dig into the field you have chosen for your pursuit, it is hardly possible for you to achieve anything significant in the field.
A.
acquire
B.
require
C.
accompany
D.
accomplish
【简答题】Passage Three:Questions 31 to 35 are based on the following passage. It is hardly necessary for me to cite all the evidence of the depressing state of literacy. These figures from the Department of Ed...
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