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【单选题】
绘制电气原理图时，通常把主线辅助线路分开，主线粗实线画在辅助线路的左侧或( )。A.
上部
B.
下部
C.
右侧
D.
任意位置
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反馈参考答案：
举一反三
【单选题】Part I Listening Comprehension Section B Directions: This section is to test your ability to understand short conversations. There are 2 recorded conversations in it. After each conversation, there ar...
A.
To have his own business.
B.
To do social work.
C.
To move to another city.
D.
To go to study abroad.
【简答题】根据第二章学习的内容,大家讨论一下之前做过的各类实验,有效数字的保留问题
【简答题】选择对象时,在对象上将显示出若干个小方框,这些小方框称为对象的 ,也称为夹点。
【简答题】怅寥廓,问苍茫大地,谁主沉浮?作者认为谁主沉浮呢?用原文中的词语回答:____________。
【简答题】A: I'm shocked to see my final grade. They say that in the US, students can talk to the professor and get the grade. Do you think I can do that? B: If the recorded grade is wrong, you do have reason t...
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