题目内容

下列与污水处理装置出水超标无关的选项是()。

A. 化学分析方法
B. 污水处理单元操作波动大
C. 处理单元受冲击
D. 污泥失去活性

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关于发动机滑油系统防渗漏活门下面说法正确的是()

A. 该活门平时打开
B. 靠前收油池供油管提供的压力打开
C. 靠后收油池供油管提供的压力打开
D. 靠附件齿轮箱收油池供油管提供的压力打开

螺旋弹簧要求良好的弹性,需进行()热处理。

A. 淬火
B. 退火
C. 淬火+中温回火
D. 淬火+高温回火

An administrator has written a script to check that the contents of an application configuration file are identicalon all cluster nodes. The script has also been associated with a user defined custom verification method. Theadministrator would like the contents of this file to be checked and verified automatically on a daily basis.How can this be achieved?()

A. By using a job scheduler such as cron
By enabling automatic cluster verification
C. By including the script name in the file /usr/es/sbin/cluster/etc/clverify.rc
D. By including the custom method name in the file /usr/es/sbin/cluster/etc/rc.authomethod

安全帽的使用期限一般为()。

A. 24个月
B. 30个月
C. 20个月
D. 18个月

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