科学技术是现代教育的（） 重要内容。 全部内容。 辅助内容。 核心内容。
During a system administrator attempt to boot a server in normal mode, the boot process displays LED 299 and Led 201 and then stops. The LED 201 indicates that a ROS init or checkstop was detected. Which of the following options is the most probable cause?（） A corrupted JFS log device。 A corrupted boot logical volume。 An incorrect rc.boot entry in /etc/inittab file。 A problem initializing paging space。
《铁路技术管理规程》规定，制动初速在≤120km／h的列车紧急制动距离须不大于（）。 700m。 800m。 1100m。 1400m。
决定土壤稳定入渗率大小的主要因素是（） 降雨强度。 降雨初期的土壤含水量。 降雨历时。 土壤特性。
A customer had been given a proposal for a p5-570 6-way 32GB system running in Full Partition mode. After review， the customer asked that the configuration be modified to enhance the reliability and availability of the solution. However， the customer does not want to pay for HACMP or additional machines. What change would be most likely to improve the reliability of the solution？（） Add CUoD memory.。 Provide CUoD processors.。 Provide redundant disks on separate SCSI buses.。 Add redundant power supplies in the p5-570 CEC （Central Electronics Complex）.。
电动试压泵适用于水或（）介质。
