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【单选题】
差火灾探测器的原理( )是不对的。A.
是根据异常温度
B.
是根据速率
C.
分机械式和电子式两种
D.
是当环境温度变化时,气室内的空气可通过泄漏排气
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【单选题】— What do you think of Xu Fan's performance in the latest film Tang Shan Earthquake? — Fantastic! She _____ our expectations. [ ]
A.
put up with
B.
kept up with
C.
looked up to
D.
lived up to
【简答题】焊缝角变形沿长度上的分布不均匀和焊件的纵向有错边，则往往会产生()。 A.角变形 B.错边变形 C.波浪变形 D.扭曲变形
【简答题】Details of the latest James Bond film Skyfall have been shown to the public. It comes 50 years to the day after actor Sean Connery first played Bond — the superspy in Dr No . The new film, known at th...
【单选题】The man showed us so heavy a stone _______ no man can lift.
A.
that
B.
as
C.
which
D.
And
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