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【简答题】
电话网络采用（）交换技术，计算机网络采用（）交换技术
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】流体传动是以流体为工作介质进行能量转换、传递和控制的传动,它包括()、()和气压传动。
【简答题】流体传动是以流体为工作介质进行能量转换、传递和控制的传动。它包括 、 和 。
【单选题】Which is a weekly publication advising of important matters affecting navigational safety?
A.
Sailing Directions
B.
Light List
C.
Notices to Mariners
D.
Coast Pilot
【单选题】——last week’s snow and this week’s rain really do good to the drought-hit areas, which will contribute to the growth of crops. ——Leaders at all levels and farmers ____________________.
A.
cry for the moon
B.
are off the top of their head
C.
are over the moon
D.
kill the fatted calf
【单选题】We all like the park _____ we visited last week. [ ]
A.
where
B.
which
C.
in which
D.
to which
【单选题】Is this film_______ you saw with your parents last week?
A.
that
B.
the one
C.
which
D.
in Which
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