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【单选题】
管槽安装的基本要求不包括()。A.
走最短的
B.
管槽路由与建筑基线保持一致
C.
“竖直”，弹线定位
D.
注意房间内的整体布置
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反馈参考答案：
举一反三
【单选题】在梯形图中，比较指令是以( )触点的形式编程的，在常开触点的中间注明比较运算符和比较数据类型，当比较的结果为真时，该触点( )。
A.
常开，闭合
B.
常闭，闭合
C.
常开，断开
D.
常闭，断开
【单选题】"Where intelce was fallible (易出错的,不可靠的)", lilmited, the imagination was our hope of contact with eternal forces, with the whole spiritual world." was said by .
A.
William Wordsworth
B.
William Blake
C.
Lord Byron
D.
John Keats
【单选题】根据以下内容，回答题。 What is intelce（智力） anyway? When I was in the army 1 an intelce test that all soldiers took， and， against 2 of 100， scored 160. I had an auto-repair man once， who， on these intel...
A.
failed
B.
wrote
C.
received
D.
chose
【单选题】"Common sense might suggest that children inherit intelce from both parents. However, certain genes operate differently, depending on whether they are from the mother or father. The genes that de...
A.
a notice
B.
a research
C.
an advertisement
D.
an instruction
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