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【判断题】
试件脱模时,应双手抱住试件侧面中下部,沿水平方向轻轻旋转,感觉试件移动时,轻轻将试件捧起,不能直接将试件向上捧起。A.
正确
B.
错误
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【单选题】We are sure the __________ century will bring us more hopes.
A.
twentieth-first
B.
twentieth-one
C.
twenty-first
【多选题】battery specifications afford natural thin savings on sale staring at amusing hit 1. I'm not sure how they are able to such expensive holidays. 2. Cut the cucumbers and tomatoes into s...
A.
afford
B.
thin
C.
staring at
D.
specifications
E.
amusing
F.
on sale
G.
battery
H.
hit
I.
natural
J.
savings
【简答题】画交流通路时有以下两个要点。 1 耦合电容视为( )。 2 直流电压源视为( )。
【简答题】We regretted that he should have refused our invitation. 6. I am sure to have met him before. 7. It is lucky that someone managed to find me. 8. You are quite night to have telephoned the hospital fir...
【简答题】画交流通路时有两个要点:1耦合电容视为 。 2直流电压源(内阻很小,忽略不计)视为 。(填开路、通路或短路)
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