当日拆除施工结束后，所有机械设备不应远离被拆除建筑。
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为什么有公关部的企业在开展公关工作中还要与公关公司保持密切联系？
窑内物料的运动速度与窑的倾斜、窑速、物料休止角、（）等因素有关。
A. 有效内径
B. 结粒大小
C. 物料质量
An application is no longer required to start up automatically at system boot. Which of the following supported procedures would the administrator use to accomplish this（）
A. Edit the /etc/inittab and comment out the entry that starts the application by placing a at the beginning of the line.
B. Use the chitab command.
C. Use the rmitab command.
D. Edit the /etc/reboot file to remove the entry that starts the application.
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