在正常情况下，电动机允许在冷状态下启动的（），每次间隔时间不得小于（），允许热状态下启动（）。
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An application writes to a log file in the /logs filesystem that is full. After the log file is deleted, 'df' still shows the filesystem as 100% full. What is the likely cause of the problem and what will resolve it?（）
A. The deleted file is still open by the application.The system must be rebooted before'df' will show the reduction in the filesystem.
B. The deleted file is still open by the application.The application must be stoppedbefore 'df' will show the reduction in the filesystem.
C. The filesystem is still marked as full in the /etc/fs.status file.The system must be rebooted before 'df' will show the reduction in the filesystem.
D. The filesystem is still marked as full in the /etc/fs.status file.The application must be stopped before 'df' will show the reduction in the filesystem.
不属于历史分析法的特点的是（）
A. 丰富性
B. 直观性
C. 具体性
D. 本质性
小丽是一家孤儿院的社会工作者，她发现当地每一所学校都与孤儿院联系，希望开展志愿服务活动，孤儿院的孩子听到又有志愿者要来，都有些怕了。而小丽为了对志愿服务进行有效管理，可采取的措施有（）。
A. 根据志愿者特点制订服务方案
B. 对志愿者进行培训
C. 对志愿者的人数进行限制
D. 对志愿者进行督导
E. 对志愿者进行绩效评估
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