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【单选题】
—个二维数组可以存放—个矩阵。在程序开始有语句Option Base0,则下面定义的数组中正好可以存放—个4×3矩阵(即只有12个元素)的是______。
A.
Dim a(-2 To 0,2)As Integer
B.
Dima(3,2)As Integer
C.
Dim a(4,3)As Integer
D.
Dim a(-1 To -4,-1 To -3)As Integer
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【简答题】常见的火源有七种类型,无火焰燃烧的火星属于()。 (A)明火焰 (B)高温物体 (C)撞击与摩擦 (D)电火花
【单选题】木炭火星属于()。
A.
无焰燃烧放热
B.
低温物体
C.
有焰燃烧放热
D.
载热体放热
【单选题】数控机床的坐标轴用x、y、z表示,其中y轴对应的旋转轴是 ?
A.
B
B.
A
C.
C
D.
U
【单选题】南朝的齐和梁姓什么
A.
B.
C.
D.
【单选题】Early in his life, Franklin considered founding:
A.
A political party called the Party for Virtue
B.
An organization to fight cancer
C.
A swimming league in North Carolina
D.
A separate homeland for Native Americans just north of Albany
【单选题】What is the talk mainly about?
A.
American farm life in the early twentieth century
B.
The history of a successful business innovation
C.
Differences between the rural and urban way of life
D.
The effects of mail-order catalogs on rural America
【单选题】参与应急反应的系统是( )
A.
特异投射系统
B.
非特异投射系统
C.
迷走-胰岛素系统
D.
交感-肾上腺髓质系统
【简答题】以保证方式担保的个人贷款,贷款人应由不少于三名信贷人员完成。( )
【单选题】Throughout his early adult life he passed from one religious system to another, unable to________ lasting spiritual satisfaction from any.
A.
derive
B.
detach
C.
deduce
D.
deprive
【判断题】当系统受到外加作用激励后,时间趋于无穷大时,系统的输出状态称为稳态响应。( )
A.
正确
B.
错误
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