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20春学期《安全检测及仪表》在线平时作业1

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发表于 2020-8-8 18:59:26 | 显示全部楼层 |阅读模式
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&nbsp; <span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">测量稳定压力时,最大工作压力不应超过量程的(</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">)。</span>
A:<span lang="EN-US" style="FONT-SIZE: 12pt">1/2<span style="mso-spacerun: yes">&nbsp; </span></span>
B:<font size="3">2/<st1:chmetcnv w:st="on" tcsc="0" numbertype="1" negative="False" hasspace="True" sourcevalue="3" unitname="C">3<span style="mso-spacerun: yes">&nbsp;</span></st1:chmetcnv></font>
C:<font size="3">3/4<span style="mso-spacerun: yes">&nbsp; </span></font>
D:<font size="3">4/5</font>

<p class="MsoNormal" style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt"><span lang="EN-US" style="FONT-SIZE: 12pt; mso-fareast-font-family: 'Times New Roman'"><span style="mso-list: Ignore"><span style="FONT: 7pt 'Times New Roman'">&nbsp;&nbsp; </span></span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">超声检测方法中需要使用耦合剂进行探伤的是(</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">)。</span></p>
A:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">脉冲反射法</span>
B:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">共振法</span>
C:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">穿透法</span>
D:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">接触法</span>

&nbsp;&nbsp;<span lang="EN-US" style="FONT-SIZE: 12pt; mso-fareast-font-family: 'Times New Roman'"><span style="mso-list: Ignore"><span style="FONT: 7pt 'Times New Roman'">&nbsp; </span></span></span><span lang="EN-US" style="FONT-SIZE: 12pt">U</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">形管压力计属于(</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">)。</span>
A:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">液柱式压力计</span>
B:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">弹性式压力计</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp; </span></span>
C:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">负荷式压力计</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;</span></span>
D:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">电气式压力表</span>

<p class="MsoNormal" style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt"><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">(</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">)是最早使用的火灾探测方法,迄今已有一百多年的历史。</span></p>
A:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">热</span><span lang="EN-US" style="FONT-SIZE: 12pt">(</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">温度</span><span lang="EN-US" style="FONT-SIZE: 12pt">)</span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">检测法</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp; </span></span>
B:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">光电探测方法</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp; </span></span>
C:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">空气离化火灾探测方法</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp; </span></span>
D:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">光辐射或火焰辐射探测方法</span>

<font face="Arial">阻燃属于(&nbsp;&nbsp;&nbsp; )技术。<br /> </font>
A:灾前抑制&nbsp;
B:前兆检测&nbsp;
C:早期监测&nbsp;
D:灾害扑救

<p><font face="Arial">(&nbsp;&nbsp; )的检测是安全检测的主要任务</font></p><p><font face="Arial"></font></p>
A:粉尘危害因素
B:化学危害因素
C:物理危害因素
D:机械伤害因素

<p class="MsoNormal" style="MARGIN-LEFT: 42pt; TEXT-INDENT: -21pt; mso-list: l0 level1 lfo1; tab-stops: list 42.0pt"><span lang="EN-US" style="FONT-SIZE: 12pt; mso-fareast-font-family: 'Times New Roman'"><span style="mso-list: Ignore"><span style="FONT: 7pt 'Times New Roman'">&nbsp;</span></span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">流量检测仪表选择时应考虑的因素有(</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">)。</span></p>
A:<font size="3"><font face="宋体">类型</font><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span></font>
B:<font size="3"><font face="宋体">量程</font><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;</span></span></font>
C:<font size="3"><font face="宋体">精度</font><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span></font>
D:<font face="宋体" size="3">价格</font>

&nbsp; <span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">属于容积式流量计的有(</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">)。</span>
A:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">椭圆齿轮流量计</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp; </span></span>
B:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">腰轮流量计</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp; </span></span>
C:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">刮板式流量计</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp; </span></span>
D:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">涡轮流量计</span>

<p class="MsoNormal" style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt"><span lang="EN-US" style="FONT-SIZE: 12pt; mso-fareast-font-family: 'Times New Roman'"><span style="mso-list: Ignore"><span style="FONT: 7pt 'Times New Roman'">&nbsp;</span></span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">可使用磁粉检测的有(</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">)。</span></p>
A:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">马氏不锈钢</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp; </span></span>
B:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">奥氏体不锈钢</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp; </span></span>
C:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">铸铁件</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;</span></span>
D:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">铝合金</span>

&nbsp;&nbsp;<span lang="EN-US" style="FONT-SIZE: 12pt; mso-fareast-font-family: 'Times New Roman'"><span style="mso-list: Ignore"><span style="FONT: 7pt 'Times New Roman'">&nbsp;</span></span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">可用于压力测量的传感器有(</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">)。</span>
A:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">应变式传感器</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;</span></span>
B:<font size="3">&nbsp;<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">压电式传感器</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp; </span></span></font>
C:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">电容式传感器</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp; </span></span>
D:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">霍尔传感器</span>

&nbsp; <span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">属于液柱式压力计的有(</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">)。</span>
A:<font size="3">U<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">形管压力计</span></font>
B:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">单管压力计</span>
C:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">斜管压力计</span><span lang="EN-US" style="FONT-SIZE: 12pt"><span style="mso-spacerun: yes">&nbsp;</span></span>
D:<span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">弹簧管压力表</span>

<p class="MsoNormal" style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt"><span lang="EN-US" style="FONT-SIZE: 12pt; mso-fareast-font-family: 'Times New Roman'"><span style="mso-list: Ignore"><span style="FONT: 7pt 'Times New Roman'">&nbsp; </span></span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">在火灾自动报警系统中,在设置了火灾探测器的情况下可不设手动火灾报警按钮。</span><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p></o:p></span></p>
A:错误
B:正确

<p class="MsoNormal" style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt"><span lang="EN-US" style="FONT-SIZE: 12pt; mso-fareast-font-family: 'Times New Roman'"><span style="mso-list: Ignore"><span style="FONT: 7pt 'Times New Roman'">&nbsp;</span></span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">超声波产生是把电能转变为超声能的过程,超声波的接收是把超声能转变为电能的过程。</span><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p></o:p></span></p>
A:错误
B:正确

<p class="MsoNormal" style="MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; mso-list: l0 level1 lfo1; tab-stops: list 18.0pt"><span lang="EN-US" style="FONT-SIZE: 12pt; mso-fareast-font-family: 'Times New Roman'"><span style="mso-list: Ignore"><span style="FONT: 7pt 'Times New Roman'">&nbsp; </span></span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">现场测试噪声时应尽量靠近声源。</span><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p></o:p></span></p>
A:错误
B:正确

<font face="Arial">测量有两种方式,即直接测量和间接测量。</font>
A:错误
B:正确

<font face="Arial">有效度的值越接近1,检测系统越可靠。</font>
A:错误
B:正确

<font face="Arial">&nbsp;铂电阻温度传感器属于能量转换型传感器。</font>
A:错误
B:正确

&nbsp; <span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">容积式流量计是流量仪表中精度最高的一类仪表。</span><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p></o:p></span>
A:错误
B:正确

&nbsp;<span lang="EN-US" style="FONT-SIZE: 12pt; mso-fareast-font-family: 'Times New Roman'"><span style="mso-list: Ignore"><span style="FONT: 7pt 'Times New Roman'">&nbsp; </span></span></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">射线检测技术与其他常用的无损检测技术相比,对微小裂纹的检测灵敏度较高。</span><span lang="EN-US" style="FONT-SIZE: 12pt"><o:p></o:p></span>
A:错误
B:正确

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