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【单选题】
在Excel2010中,为使多页打印时,每一页都有题目和列标名称,用()的方法实现。
A.
制作工作表时逐页手工加入
B.
在页眉/页脚中设计
C.
在"文件→页面设置→工作表→打印标题"中设置
D.
无法设置
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参考答案:
举一反三
【简答题】如何使三相异步电动机反转?反相运转与反接制动有何区别?
【单选题】Chinese historians tried to ______ a balance between the data of history and their significance.
A.
produce
B.
upset
C.
strike
D.
tip
【简答题】如何使三相异步电动机反转?
【单选题】One of the most important results of research into ageing has been to pinpoint the significance of short-term memory. This faculty is easily (1)_____ as ageing advances. What seems to (2)_____ is that...
A.
discovered
B.
strengthened
C.
displayed
D.
disturbed
【简答题】已知y是x的一次函数,z是x的正比例函数,问: (1)y是x的一次函数吗? (2)若当x=5时,y=-2;当x=-3时,y=6.则当x=1时,y的值是什么?
【单选题】One of the most important results of research into ageing has been to pinpoint the significance of short-term memory. This faculty is easily (1)_____ as ageing advances. What seems to (2)_____ is that...
A.
discovered
B.
strengthened
C.
displayed
D.
disturbed
【判断题】电气化单线维修天窗不应少于70min(中级线路工用)。
A.
正确
B.
错误
【简答题】如何使三相异步电动机反转?
【简答题】6 如何使三相异步电动机反转?
【简答题】若y+6与x+a(a是常数)成正比例,且当x=3时,y=5,当x=2时,y=2,则y与x的函数关系式是______.
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