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如何区分票据贴现与票据承兑？

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中性点接线柱与定子绕组中心相连。

A. 正确
B. 错误

简述青岛节庆文化繁荣的重要作用。

为什么说化石具有保存的不完备性？

An insurance customer installs two BladeCenter chassis in a rack with glass doors. After a short time， the blowers in both BladeCenters increase to full speed， and then one fails. Apart from replacing the broken blower， which additional action is required for a long term fix of the following？（）

Add Rear Door HeateXchanger
B. Add fans to the top of the racks
C. Increase circulation from Data Center raised floor
D. Change to perforated door