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【简答题】
下图是空气供给系统,请回答以下问题。 ( 1 )请写出图中所示的空气供给系统的供气气路。 ( 2 )若图中的空气流量计是热膜式空气流量计,结合其工作电路,其中 1 是空端子, 2 是 +12 V 电源端子, 3 是搭铁端子, 4 是 +5 V 电源端子, 5 是正信号线端子,叙述如何检测热膜式空气流量计?
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【单选题】Our school will hold a sports meet next week. I'd like to take part in the girls' _______ race. [ ]
A.
200-meter
B.
200 meters
C.
200-meters
D.
200 meter
【单选题】Most people hold the view not that opposites attract each other but that like attracts like.
A.
Right
B.
Wrong
C.
Not mentioned
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【单选题】. If Tim carries on working like that, he’ll _________ sooner or later.
A.
give out
B.
keep out
C.
hold out
D.
wear out
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