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【简答题】
剖切符号应由( )和( )组成。
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举一反三
【单选题】Why does Sompel say that cultural preservation is a challenge for Bhutan?
A.
Because half of its population is under the age of 30.
B.
Because many people in Bhutan can’t read or write.
C.
Because Bhutan produces movies about cultural issues.
【判断题】尺寸界线表示所标注尺寸的起始和终止位置,用虚线绘制,并应从图形的轮廓线、轴线或对称中心线引出。
A.
正确
B.
错误
【简答题】两片 74LS190 级联如下图所示。该电路实现( )进制计数器。
【简答题】尺寸界线应用 绘制,一般应与被标注的长度 ,并超出尺寸线 ~ 3mm 图样的轮廓线、对称中心线和轴线及其引出线都可用作尺寸界线。
【判断题】两片74LS190级联如下图所示。该电路实现100 进制计数器。
A.
正确
B.
错误
【简答题】两片74LS190级联如下图所示。该电路实现( )进制计数器。【图片】
【单选题】Why do cultural creatives regard themselves alone in the society?
A.
They are seldom mentioned by mass media
B.
They don't express themselves
C.
They have to sacrifice many things which are parts of their old lives
D.
All of the above
【多选题】植物传递信号的过程大概包括()
A.
化学信号
B.
电信号
C.
水分信号
D.
光信号
【单选题】Why are there so many women among Cultural Creatives, according to Ray?
A.
Because they are not burdened so much as men
B.
Because they are more sensitive and feel more
C.
Because they will push for change and for a better world because of their husbands
D.
Because they have more intelligence and skills
【单选题】WIN 10操作系统中,将窗口快速缩放至上下1/2分屏的快捷键为
A.
WIN+左/右
B.
WIN+上/下
C.
WIN+左上/左下
D.
WIN+右上/右下
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