题目内容

改进性检修是指对设备（），按照当前设备技术水平和发展趋势进行履行，从根本上消除设备缺陷，以提高设备的技术性能和可用率，并结合检修过程实施的检修方式。

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简述挤压技术的特点及挤压食品的特点

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残余应力对钢材的受力性能有何影响？

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心电图上代表房室传导的时间是（）。

A. P波
B. QRS波群
C. T波
D. P-R间期
E. U波

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A system administrator has added a new graphics card to the system and rebooted. The system pauses with C31 in the three-digit displays. Which of the following causes could be the reason for the hang?（）

All filesets for CDE have not been loaded. Boot into maintenance mode and load them through SMI
B. There is a missing device driver, incorrect console configuration, or a serial device plugged into native S1 port.
C. The new graphics adapter card is marked defined, not available. Rum smit cfgmgr (Install/Configure Devices Added After IPL with the INPUT device /directory for software set to none). This will reconfigure all devices by walking the bus.
D. The LED C31 means that there is a corrupted /dev/hd5. Boot into maintenance mode, fsck /dev/hd5 and then issue the bosboot command.

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