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问题
单项选择题
UpPTS可用来专门放置().
A.PRACH,
B.PDSCH,
C.PHICH,
D.PCFICH.
答案
参考答案:A
选择题
The professors talked with us about the beautiful schools and the experienced teachers _____ they had seen.
A. that
B. who
C. which
D. what
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填空题
圆孔翻边时,毛坯的预制孔用()的方法代替冲孔,可提高()。
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