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【多选题】
一般情况下, 以下说法正确的有( )。A.
同一布线信道及链路的缆线和器件应保持系统等级与阻抗一致
B.
屏蔽布线系统可采用非屏蔽的连接器件
C.
进线间的面积和进局管道应考虑多家电信业务经营者共同使用
D.
设备间使用面积不应小于20m 2
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举一反三
【简答题】简要说明学习评价的基本内容。
【单选题】Which of the following sentences is the main idea of this passage?
A.
Children in the Old Country are not as happy as their counterparts in America.
B.
America is a country in which the concept of children is more emphasized than any other countries in the world.
C.
Adults in America are becoming increasingly useless.
D.
Adults should learn from their children because they are more energetic.
【简答题】扭矩测量时常用的集电装置的有 和 。
【单选题】It is no longer a problem _______ the poor children in this district can go to school.
A.
that
B.
whether
C.
so
D.
because
【简答题】So it's not exactly small at all. And this boy did 6,000 meters in the morning. But the surprise is yet to come. The children in this kindergarten do 4,000 meters on average. And these children have t...
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