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【单选题】
鼠标按工作原理可分为( )。
A.
机械鼠标和电容鼠标
B.
机械鼠标和光电鼠标
C.
电容鼠标和薄膜鼠标
D.
电容鼠标和光电鼠标
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【简答题】According to a recent survey, employees in many companies today work longer hours than employees did in 1979. They also take shorter vacations than employees in 1979 took. It seems that Americans are ...
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【判断题】应当坚决杜绝用“和”连接句子。()
A.
正确
B.
错误
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【判断题】Companies today will not accept slower order cycles in exchange for higher order cycle consistency.
A.
正确
B.
错误
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【判断题】Companies today will not accept slower order cycles in exchange for higher order cycle consistency.
A.
正确
B.
错误
查看完整题目与答案
【单选题】关于CR系統的叙述错误的是()
A.
CR系统所用的X线机可与传统的X线机兼容
B.
CR系统不能同时检测到极强和极弱的信号能力
C.
CR的动态范围很大
D.
CR系统的成像介质是成像板
E.
CR系统能够把一定强度的影像信号分得细，使影像层次丰富
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【简答题】把陈述句改成双重否定句 胜利属于这样的队伍。
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【单选题】关于 CR成像优、缺点的叙述,错误的是
A.
空间分辨力比屏 -片系统高
B.
可与原有的 X线摄影设备匹配工作
C.
具有后处理功能
D.
时间分辨力较差
查看完整题目与答案
【单选题】According to a recent survey, employees in many companies today work longer hours than employees did in 1979．They also take shorter vacations than employees in 1979．It seems that Americans are working...
A.
Many people work long hours but do not always do a lot of work.
B.
Most people can get more work done by working longer hours.
C.
Most Americans work 80 hours a week and some work even longer.
D.
People can make more money by working longer hours.
查看完整题目与答案
【单选题】关于CR成像的叙述,错误的是
A.
成像板选用的材料必须具有光激励发光的特性
B.
PSL为光激励发光
C.
成像板吸收了X线而产生光激励发光
D.
常用的光激励发光的波长为390~490mm
E.
IP的潜像可通过强光照射消除
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【多选题】1978年以来的两个解放思想、实事求是的“宣言书”是( )
A.
《解放思想、实事求是,团结一致向前看》
B.
《关于建国以来党的若干历史问题的决议》
C.
《实践是检验真理的唯一标准》
D.
邓小平1992年南方谈话
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【简答题】According to a recent survey, employees in many companies today work longer hours than employees did in 1979. They also take shorter vacations than employees in 1979 took. It seems that Americans are ...
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【判断题】应当坚决杜绝用“和”连接句子。()
A.
正确
B.
错误
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【判断题】Companies today will not accept slower order cycles in exchange for higher order cycle consistency.
A.
正确
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【判断题】Companies today will not accept slower order cycles in exchange for higher order cycle consistency.
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正确
B.
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【单选题】关于CR系統的叙述错误的是()
A.
CR系统所用的X线机可与传统的X线机兼容
B.
CR系统不能同时检测到极强和极弱的信号能力
C.
CR的动态范围很大
D.
CR系统的成像介质是成像板
E.
CR系统能够把一定强度的影像信号分得细，使影像层次丰富
查看完整题目与答案
【简答题】把陈述句改成双重否定句 胜利属于这样的队伍。
查看完整题目与答案
【单选题】关于 CR成像优、缺点的叙述,错误的是
A.
空间分辨力比屏 -片系统高
B.
可与原有的 X线摄影设备匹配工作
C.
具有后处理功能
D.
时间分辨力较差
查看完整题目与答案
【单选题】According to a recent survey, employees in many companies today work longer hours than employees did in 1979．They also take shorter vacations than employees in 1979．It seems that Americans are working...
A.
Many people work long hours but do not always do a lot of work.
B.
Most people can get more work done by working longer hours.
C.
Most Americans work 80 hours a week and some work even longer.
D.
People can make more money by working longer hours.
查看完整题目与答案
【单选题】关于CR成像的叙述,错误的是
A.
成像板选用的材料必须具有光激励发光的特性
B.
PSL为光激励发光
C.
成像板吸收了X线而产生光激励发光
D.
常用的光激励发光的波长为390~490mm
E.
IP的潜像可通过强光照射消除
查看完整题目与答案
【多选题】1978年以来的两个解放思想、实事求是的“宣言书”是( )
A.
《解放思想、实事求是,团结一致向前看》
B.
《关于建国以来党的若干历史问题的决议》
C.
《实践是检验真理的唯一标准》
D.
邓小平1992年南方谈话
查看完整题目与答案