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1917年黄兴国葬于岳麓山,请问主祭人是谁?

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天然存在的强心苷是C17侧链为不饱和内酯环的甾体化合物。

A. 正确
B. 错误

已知一架轧机轧辊槽深35mm,最大咬入角20°,最大压下最27.6mm,求轧辊的辊径应为多少?(cos20°=0.94)

Which statements are true regarding the system-defined moving window baseline in Oracle Database 11g?()

A. It does not allow you to change the moving window size.
B. Adaptive threshold functionalities use it by default to compute statistics.
C. It is created by default with the window size being equal to the AWR retention time.
D. It is created when the first snapshot is collected by the Automatic Workload Repository (AWR).

读者工作的地位与作用表现之三是:读者工作位居一线,是联系()的窗口,起着桥梁与纽带的作用。

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