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【单选题】
三相异步电动机采用Y-Δ降压启动时，启动转矩是Δ接法全压起动时的( )A.
3
B.
1/3
C.
√3
D.
√3/3
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【判断题】Actions of A LR-Parser : 1. Shift s -- shifts the next input symbol and the state s onto the stack ( S o X 1 S 1 ... X m S m , a i a i+1 ... a n $ ) ⇒ ( S o X 1 S 1 ... X m S m a i s, a i+1 ... a n $ ...
A.
正确
B.
错误
【简答题】It was a warm and sunny day. Seven-year-old Ga briella put on her best clothes. She would go on a 31 t rip with her family. They went through their village. The villagers said hello to them, but Gabri...
【判断题】Actions of a Shift-Reduce Parser: Shift to s n Push input token into the symbol stack Push s n into state stack Advance to next input symbol Reduce r n Pop both stacks as many times as the number of ...
A.
正确
B.
错误
【简答题】appreciated context reaction comment perfection admiration magnifying complexion accessories achieving adhered considered gorgeous absurd handsome I was once in a relationship with a woman who was the...
【单选题】It was because her grandmother was ill _____ she didn ’ t come to school yesterday.
A.
so
B.
because
C.
that
D.
and
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