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【单选题】
预制桩的断面一般为200～350mm见方，桩长不超过（）m。A.
8
B.
10
C.
12
D.
15
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参考解析：
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举一反三
【简答题】2
That is, until 2012, when Drs. Edith Widder , Steve O’Shea and Tsunemi Kobodera filmed the elusive and mysterious giant
in its natural deep-sea habitat for the first time ... (Para. 3)A. It was not...
【单选题】That is, until 2012, when Drs. Edith Widder, Steve O’Shea and Tsunemi Kobodera filmed the elusive and mysterious giant in its natural deep-sea habitat for the first time ... (Para. 3)
A.
It was not until 2012 that Drs. Edith Widder, Steve O’Shea and Tsunemi Kobodera filmed the elusive and mysterious giant in its natural deep-sea habitat for the first time …
B.
We knew very little about the elusive and mysterious giant until 2012, when Drs. Edith Widder, Steve O’Shea and Tsunemi Kobodera filmed it in its natural deep-sea habitat for the first time …
C.
--
D.
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【简答题】求经过A(1,4),B(4,1)两点的直线斜率K、倾斜角α及截距b
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