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(
判断题
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硫化氢是一种无色、无味的剧毒气体

A、正确

B、错误

答案:B

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炼油仪表题库二二
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调节阀同孔板一样是一个局部阻力元件,阀芯的移动改变着节流面积。
https://www.shititong.cn/cha-kan/shiti/0005eea5-f7ca-96a8-c0f9-29e3bb5dbe08.html
点击查看题目
所谓真值是指被测变量本身(  )的真实值,它是一个理想的概念。
https://www.shititong.cn/cha-kan/shiti/0005eea5-f3ee-b820-c0f9-29e3bb5dbe17.html
点击查看题目
零点迁移的实质就是测量范围的平移,某仪表测量范围 0~200 KPa;仪表量程 A=200 Kpa;如测量范围变为-300~-100 KPa,仪表量程不变。则迁移比(  )。
https://www.shititong.cn/cha-kan/shiti/0005eea5-f7ca-8320-c0f9-29e3bb5dbe0a.html
点击查看题目
控制系统处于静态时,系统中(  )。
https://www.shititong.cn/cha-kan/shiti/0005eea5-f3ee-a880-c0f9-29e3bb5dbe1c.html
点击查看题目
控制器的输入信号是(  )。
https://www.shititong.cn/cha-kan/shiti/0005eea5-f3ee-b438-c0f9-29e3bb5dbe16.html
点击查看题目
仪表管路吹扫和试压是仪表安装过程中的一项工作内容。
https://www.shititong.cn/cha-kan/shiti/0005eea5-f7ca-a648-c0f9-29e3bb5dbe15.html
点击查看题目
在超过噪声标准的岗位工作的职工,要注意保护自己的听力,可戴上企业发给的各种耳塞、耳罩等。
https://www.shititong.cn/cha-kan/shiti/0005eea5-f3ee-a0b0-c0f9-29e3bb5dbe07.html
点击查看题目
差压变送器的测量范围和量程的内容是一样的。
https://www.shititong.cn/cha-kan/shiti/0005eea5-f7ca-7768-c0f9-29e3bb5dbe0c.html
点击查看题目
pspan style=font-family 宋体;(    )spanspan style=font-size10.5pt;mso-bidi-font-size12.0pt;
font-family宋体;mso-ascii-font-family"Times New Roman";mso-hansi-font-family
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mso-ansi-languageEN-US;mso-fareast-languageZH-CN;mso-bidi-languageAR-SA根据下列三通电磁阀原理图可知,电磁阀带电时spanspan lang=EN-US style=font-size10.5pt;mso-bidi-font-size12.0pt;font-family"Times New Roman","serif";
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mso-bidi-font-size12.0pt;font-family"Times New Roman","serif";mso-fareast-font-family
宋体;mso-font-kerning1.0pt;mso-ansi-languageEN-US;mso-fareast-languageZH-CN;
mso-bidi-languageAR-SAA-Rspanspan style=font-size10.5pt;mso-bidi-font-size
12.0pt;font-family宋体;mso-ascii-font-family"Times New Roman";mso-hansi-font-family
"Times New Roman";mso-bidi-font-family"Times New Roman";mso-font-kerning1.0pt;
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https://www.shititong.cn/cha-kan/shiti/0005eea5-fa14-1560-c0f9-29e3bb5dbe05.html
点击查看题目
热电偶的温度-热电势关系曲线是在冷端温度保持在0℃时得到的,所以,热电偶测温时,必须将冷端保持在0℃。
https://www.shititong.cn/cha-kan/shiti/0005eea5-fa14-1948-c0f9-29e3bb5dbe22.html
点击查看题目
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炼油仪表题库二二

硫化氢是一种无色、无味的剧毒气体

A、正确

B、错误

答案:B

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炼油仪表题库二二
相关题目
调节阀同孔板一样是一个局部阻力元件,阀芯的移动改变着节流面积。

A. 正确

B. 错误

https://www.shititong.cn/cha-kan/shiti/0005eea5-f7ca-96a8-c0f9-29e3bb5dbe08.html
点击查看答案
所谓真值是指被测变量本身(  )的真实值,它是一个理想的概念。

A. 变化数值

B. 虚拟数值

C. 并不存在

D. 客观存在

https://www.shititong.cn/cha-kan/shiti/0005eea5-f3ee-b820-c0f9-29e3bb5dbe17.html
点击查看答案
零点迁移的实质就是测量范围的平移,某仪表测量范围 0~200 KPa;仪表量程 A=200 Kpa;如测量范围变为-300~-100 KPa,仪表量程不变。则迁移比(  )。

A. 0

B. 0.5

C. -1.5

D. 1.5

https://www.shititong.cn/cha-kan/shiti/0005eea5-f7ca-8320-c0f9-29e3bb5dbe0a.html
点击查看答案
控制系统处于静态时,系统中(  )。

A. 能量的交换非常少,可以忽略不计

B. 只有物料的交换而没有能量的交换

C. 没有物料和能量交换

D. 物料和能量的交换相对平衡

https://www.shititong.cn/cha-kan/shiti/0005eea5-f3ee-a880-c0f9-29e3bb5dbe1c.html
点击查看答案
控制器的输入信号是(  )。

A. 给定值与测量值的偏差

B. 给定值

C. 测量值

D. 干扰信号

https://www.shititong.cn/cha-kan/shiti/0005eea5-f3ee-b438-c0f9-29e3bb5dbe16.html
点击查看答案
仪表管路吹扫和试压是仪表安装过程中的一项工作内容。

A. 正确

B. 错误

https://www.shititong.cn/cha-kan/shiti/0005eea5-f7ca-a648-c0f9-29e3bb5dbe15.html
点击查看答案
在超过噪声标准的岗位工作的职工,要注意保护自己的听力,可戴上企业发给的各种耳塞、耳罩等。

A. 正确

B. 错误

https://www.shititong.cn/cha-kan/shiti/0005eea5-f3ee-a0b0-c0f9-29e3bb5dbe07.html
点击查看答案
差压变送器的测量范围和量程的内容是一样的。

A. 正确

B. 错误

https://www.shititong.cn/cha-kan/shiti/0005eea5-f7ca-7768-c0f9-29e3bb5dbe0c.html
点击查看答案
pspan style=font-family 宋体;(    )spanspan style=font-size10.5pt;mso-bidi-font-size12.0pt;
font-family宋体;mso-ascii-font-family"Times New Roman";mso-hansi-font-family
"Times New Roman";mso-bidi-font-family"Times New Roman";mso-font-kerning1.0pt;
mso-ansi-languageEN-US;mso-fareast-languageZH-CN;mso-bidi-languageAR-SA根据下列三通电磁阀原理图可知,电磁阀带电时spanspan lang=EN-US style=font-size10.5pt;mso-bidi-font-size12.0pt;font-family"Times New Roman","serif";
mso-fareast-font-family宋体;mso-font-kerning1.0pt;mso-ansi-languageEN-US;
mso-fareast-languageZH-CN;mso-bidi-languageAR-SAA-Rspanspan style=font-size10.5pt;mso-bidi-font-size12.0pt;font-family宋体;mso-ascii-font-family
"Times New Roman";mso-hansi-font-family"Times New Roman";mso-bidi-font-family
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mso-bidi-font-size12.0pt;font-family"Times New Roman","serif";mso-fareast-font-family
宋体;mso-font-kerning1.0pt;mso-ansi-languageEN-US;mso-fareast-languageZH-CN;
mso-bidi-languageAR-SAA-Pspanspan style=font-size10.5pt;mso-bidi-font-size
12.0pt;font-family宋体;mso-ascii-font-family"Times New Roman";mso-hansi-font-family
"Times New Roman";mso-bidi-font-family"Times New Roman";mso-font-kerning1.0pt;
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mso-fareast-font-family宋体;mso-font-kerning1.0pt;mso-ansi-languageEN-US;
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宋体;mso-font-kerning1.0pt;mso-ansi-languageEN-US;mso-fareast-languageZH-CN;
mso-bidi-languageAR-SAA-Rspanspan style=font-size10.5pt;mso-bidi-font-size
12.0pt;font-family宋体;mso-ascii-font-family"Times New Roman";mso-hansi-font-family
"Times New Roman";mso-bidi-font-family"Times New Roman";mso-font-kerning1.0pt;
mso-ansi-languageEN-US;mso-fareast-languageZH-CN;mso-bidi-languageAR-SA断spanbrppimg fileid=19c6791df7fe26f0fdb75a03951d7f8b style=span style=font-size10.5pt;mso-bidi-font-size
12.0pt;font-family宋体;mso-ascii-font-family"Times New Roman";mso-hansi-font-family
"Times New Roman";mso-bidi-font-family"Times New Roman";mso-font-kerning1.0pt;
mso-ansi-languageEN-US;mso-fareast-languageZH-CN;mso-bidi-languageAR-SAbrspanp

A. 正确

B. 错误

https://www.shititong.cn/cha-kan/shiti/0005eea5-fa14-1560-c0f9-29e3bb5dbe05.html
点击查看答案
热电偶的温度-热电势关系曲线是在冷端温度保持在0℃时得到的,所以,热电偶测温时,必须将冷端保持在0℃。

A. 正确

B. 错误

https://www.shititong.cn/cha-kan/shiti/0005eea5-fa14-1948-c0f9-29e3bb5dbe22.html
点击查看答案
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