题目内容

9.What does the title “Even in Real Life There Were Screens Between “Us” mean ?

A. in real life, we don’t know each other well
B. in real life, we have many things in common
C. there is much misunderstanding among us
D. computer screens keep us away from each other

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What can we learn from the story of Text A? .

A. we don’t really know others by the Internet
B. people are fond (喜欢) of making friends online
C. computers are more helpful than telephones
D. chat box is very important in making friends

翼锭粗纱设备的加捻点是( )。

A. 锭翼顶孔
B. 锭翼侧孔
C. 锭翼空心臂下端
D. 锭翼上压掌

翼锭粗纱设备的捻陷点是( )。

A. 锭翼顶孔
B. 锭翼侧孔
C. 锭翼空心臂下端
D. 锭翼上压掌

下列有关翼锭粗纱上假捻效应描述正确的是( )。

A. 锭翼顶孔刻槽可以产生假捻效应。
B. 锭翼顶孔戴帽可以产生假捻效应。
C. 假捻效应可提高前罗拉至锭翼顶孔段纱条的强力。
D. 假捻效应引起的捻度将保留在输出的粗纱卷装上。

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