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【多选题】
药物蒸制的作用是( )A.
改变药物性能,扩大用药范围
B.
增强疗效
C.
缓和药性
D.
便于软化切制
E.
减少副作用
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【单选题】In 1637 the French mathematician Rene Descartes predicted that it would never be possible to make a machine that thinks as humans do. In 1950, the British mathematician and computer pioneer Alan Turin...
A.
the computer gives better answers
B.
the questioner fails to give identical questions
C.
the questioner can't tell between the answers of a person and a computer
D.
the questioner can't find the person hidden by the computer
【单选题】In 1637 the French philosopher-mathematician Rene Descartes predicted that it would never be possible to make a machine that thinks as humans do. In 1950, the British mathematician and computer pionee...
A.
the computer gives better answers.
B.
the questioner falls to give identical questions.
C.
the questioner can't tell between the answers of a person and a computer.
D.
the questioner can't find the person hidden by the computer.
【简答题】双绞线电缆可以分为____和____两大类。
【单选题】如何判断一个Socket对象当前是否处于连接状态?
A.
boolean isConnected=socket.isConnected() && socket.isBound();
B.
boolean isConnected=socket.isConnected() && !socket.isClosed();
C.
boolean isConnected=socket.isConnected() && !socket.isBound();
D.
boolean isConnected=socket.isConnected();
【简答题】β与户pf之间存在着一一对应的关系。β小时，pf就____；β大时，pf就____。所以β和pf一样，也可作为衡量结构可靠度的一个指标，我们把β称为________。
【简答题】按照绝缘层外部是否有金属屏蔽层,双绞线电缆可以分为_______和_______两大类。
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