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【单选题】
使“ ”可以将选择的边滑动到其他位置。在滑动过程中是沿着对象原来的走向进行滑动的,这样可使滑动操作更加方便。
A.
移动边工具
B.
平移边工具
C.
滑动边工具
D.
边工具
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参考答案:
举一反三
【单选题】I have known him for ten years. I ___ to know him in 2010.
A.
got
B.
have got
C.
was getting
D.
get
【简答题】I have known him _________ he was a boy of eight years old.A. when B. since C. before D. while
【单选题】I have known him for _____.
A.
sometimes
B.
sometime
C.
some times
D.
some time
【简答题】混凝土输送泵可分为( )和( )两类。
【单选题】Now he is artist . I have known him since he was one- year-old boy .
A.
a, an
B.
a, a
C.
an, an
D.
an, a
【单选题】I have known him for ten years. I ____________to know him in l999.
A.
got
B.
have got
C.
was getting
D.
get
【单选题】G04 指令常用于( )
A.
进给保持
B.
暂停排屑
C.
选择停止
D.
短时无进给光整
【判断题】主轴以恒线速度运行,用指令G97设置。
A.
正确
B.
错误
【单选题】I have known him____I was young.
A.
before
B.
since
C.
when
【单选题】G97指令用于
A.
设定主轴的转速
B.
设定进给量的数值
C.
设定恒线速度切削
D.
恒线速度切削取消
参考解析:
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