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【简答题】
曲线 与坐标轴所围成的面积是______.
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反馈参考答案：
举一反三
【多选题】GOT 实现对 PLC 状态监控的实施步骤?
A.
在电脑上使用 GT-Designer 软件绘制在 GOT 屏上显示的界面。
B.
将在电脑上绘制的 GOT 界面通过数据线传送至 GOT 。
C.
将 GOT 与 PLC 相连，即可实现 GOT 对 PLC 软元件的监控。
【单选题】Which of the following is TRUE according to Paragraph 2?
A.
You shouldn't ask too many questions people might think you're impolite.
B.
You should never start a conversation yourself.
C.
You can start a conversation with any American in the U. S.
D.
Americans do not always start a conversation with other people.
【简答题】PLC也可以按照所实现的功能大致归为( ) 、 ( )和( )三类。
【简答题】简述内环功控如何实现?
【判断题】If you are going to introduce yourself in a new social circle, you shouldn't place too high a value on professional qualities. Instead you need to think of all your socially acceptable qualities.
A.
正确
B.
错误
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