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【简答题】
三菱PLC FX1N-64MR各个英文和数字的意义
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举一反三
【单选题】— Why didn’t you go to help her? — I , but I seriously ill.
A.
would have; would be
B.
would; were
C.
would have; was
D.
would; had
【单选题】全电视信号主要由（）组成。
A.
图像信号、同步信号、消隐信号
B.
图像信号、亮度信号、色度信号
C.
图像信号、复合同步信号、复合消隐信号
D.
图像信号、复合同步信号、复合色度信号
【单选题】全电视信号主要由( )组成。
A.
图像信号、同步信号、消隐信号
B.
图像信号、亮度信号、色度信号
C.
图像信号、复合同步信号、复合消隐信号
D.
亮度信号、复合同步信号、复合色度信号
【单选题】下列关于ROM和RAM的说法正确的是
A.
掉电后，ROM数据保持不变，RAM数据丢失
B.
掉电后，ROM数据保持不变，RAM数据保持不变
C.
掉电后，ROM数据丢失，RAM数据丢失
D.
掉电后，ROM数据丢失，RAM数据保持不变
【单选题】If it hadn't been for the doctor's care, I______speaking to you now.
A.
would not be
B.
would not have been
C.
will not he
D.
will not have been
【单选题】Honestly speaking, I would agree with Cathy, though not __________.
A.
widely
B.
entirely
C.
possibly
D.
finally
【单选题】Broadly speaking, I would agree with Shirley, though not ________．
A.
entirely
B.
widely
C.
extremely
D.
eventually
【单选题】Honestly speaking, I would agree with Shirley, though not ______.
A.
entirely
B.
widely
C.
possibly
D.
eventually
【单选题】全电视信号主要由( )组成。
A.
图象信号、同步信号、消隐信号
B.
图象信号、亮度信号、色度信号
C.
图象信号、复合同步信号、复合消隐信号
D.
图象信号、复合同步信号、复合色度信号
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