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【单选题】
以下对工作表单元格的引用形式中,表示绝对地址引用的是( )。A.
A2
B.
A$2
C.
$A2
D.
$A$2
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举一反三
【单选题】Do you find getting up in the morning so difficult that it is painful? This might be called laziness, but Dr. Kleitman has a new explanation. He has proved that everyone has a daily energy cycle. Duri...
A.
Unawareness of energy cycles.
B.
Familiar monologues.
C.
A change in a family member's energy cycle.
D.
Attempts to control the energy cycle of other family member.
【单选题】Do you find that getting up in the morning is so difficult that it's painful? This might be called laziness, but Dr. Newman has a new explanation. He has proved that everyone has a daily energy cycle....
A.
he is a lazy person
B.
he refuses to admit that his own energy is low
C.
he is not sure when his energy is low
D.
he is at his peak in the afternoon or evening
【单选题】Do you find getting up in the morning so difficult that it's painful? This might be called laziness, but Dr. Kleitman has a new explanation. He has proved that everyone has a daily energy cycle. Durin...
A.
he is' hot'
B.
he refuses to follow his own energy cycle
C.
he is not sure when his energy is low
D.
he is very energetic in the afternoon or evening
【单选题】Do you find getting up in the morning so difficult that it's painful? This might be called laziness, but Dr. Kleitman has a new explanation. He has proved that everyone has a daily energy cycle. Durin...
A.
he is at his peak in the afternoon or evening
B.
he is not sure when his energy is low
C.
he refuses to follow his own energy cycle
D.
he is a lazy person
【单选题】设计键连接的几项主要内容是:1按轮毂长度选择键的长度;2按使用要求选择键的主要类型;3按轴的直径选择键的剖面尺寸;4对连接进行必要的强度校核。在具体的设计时,一般顺序是( )
A.
②③①④
B.
①③②④
C.
③④②①
D.
①②③④
【单选题】设计键连接的几项主要内容是:a按轮毂长度选择键的长度,b按要求选择键类型,c按轴径选择键的截面尺寸,d进行必要的强度校核。具体设计时一般顺序为______。
A.
b-d-c-a
B.
b-c-a-d
C.
a-c-b-d
D.
c-d-b-a
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