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【简答题】
使用()选项在存储CREATE VIEW语句文本时对其加密
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举一反三
【判断题】The bottom line, this weekend is the traditional start of the U.S. holiday shopping season and discounts area in few places. ( )
A.
正确
B.
错误
【单选题】The 'American sleep debt' (Line 1, Para. 3) is the result of______.
A.
the traditional misconception the Americans have about sleep
B.
the new sleep policy of the Clinton Administration
C.
the rapid development of American industry
D.
the Americans' worry about the danger of sleepiness
【单选题】The traditional dividing line in America between 'east' and 'west' is ______.
A.
the Mississippi river
B.
the Appalachians
C.
the Rocky Mountains
D.
the Hudson fiver
【判断题】Washington D. C. is situated on the Potomac River which is the traditional dividing line between the South and the North.
A.
正确
B.
错误
【单选题】The bottom line, this weekend is the traditional start of the U.S. holiday shopping season and discounts area in few places. ( )
A.
True.
B.
False.
【简答题】Bearing is the traditional way of stating the orientation of the line. It is actually the angle measured from the north or south.
【单选题】The traditional dividing line in America between "east" and "west" is
A.
the Appalachians.
B.
the Rockies.
C.
the Mississippi River.
D.
the Rio Grande River.
【简答题】立式氨用气液分离器下部设有出液管和（）。
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