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【单选题】
精馏过程设计时,增大操作压力,塔顶温度( )。A.
增大
B.
减小
C.
不变
D.
不能确定
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【单选题】利用水准仪测量隧道洞顶水准点高程时，已知拱顶点高程为35m，若已知点水准尺读数为1.515m，待测点水准尺读数为2.015m，则待测点高程为（）
A.
35.500
B.
34.500
【单选题】Why did Dr．Baum come to a British national park?
A.
Because he needed to present it with a council’s diploma．
B.
Because he was concerned about its management．
C.
Because it was the only national park of its kind in Europe．
D.
Because it had never before received a diploma from the Council
【单选题】Under the National Health Service, British citizens ______.
A.
are all registered with a general practitioner
B.
do not need to buy private health insurance
C.
can only go to see a general practitioner
D.
cannot call in a general practitioner
【单选题】Dr. Baum, a representative of the Council, visited one particular British national park because _______.
A.
he was presenting the park with a diploma for its achievements
B.
he was concerned about how the park was being run
C.
it was the only national park of its kind in Europe
D.
it was the only park which had ever received a diploma from the Council
【单选题】Windows 98/XP支持多种文件系统，以管理不同类型的存储设备。在下列文件系统中，适用于光盘、不适用于磁盘的是
A.
FAT16
B.
FAT32
C.
UDF
D.
FAT12
【单选题】利用水准仪测量隧道洞顶水准点高程时，已知地面点高程为35m，若已知点水准尺读数为1.515m，待测点水准尺读数为2.015m，则待测点高程为（）
A.
34.500
B.
38.530
【简答题】The British national anthem is _____ _____ _____ _____
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