成考院校在线答案
- 2022-09-12 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">22、<span style="mso-bidi-font-size:10.5pt;font-family:华文宋体;color:#333333;mso-bidi-font-weight: bold">常用的</span><span style="mso-bidi-font-size:10.5pt;font-family:华文宋体; color:#333333;mso-font-kerning:0pt;mso-bidi-font-weight:bold">开关量输出接口有</span><span style="mso-bidi-font-size:10.5pt;font-family:华文宋体;color:#333333;mso-bidi-font-weight: bold">继电器输出，</span><span style="mso-bidi-font-size:10.5pt;font-family:华文宋体; color:#333333;mso-font-kerning:0pt;mso-bidi-font-weight:bold">晶体管输出及晶闸管输出。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">18、<span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:等线;mso-fareast-font-family:Microsoft Yahei; color:#333333;mso-font-kerning:0pt">P</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:华文宋体;color:#333333;mso-font-kerning: 0pt">LC</span><span style="mso-bidi-font-size:10.5pt;font-family:华文宋体; color:#333333;mso-font-kerning:0pt">中<span lang="EN-US">END</span>指令用于程序结束，即表示程序终了。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">26、<span style="mso-bidi-font-size:10.5pt;font-family:华文宋体;color:#333333;mso-font-kerning: 0pt">同一电气元件的各部件必须画在一起，且其文字符号也要相同。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">18、<span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">机电传动系统中<span class="GramE">低速轴</span>转矩大，高速轴转矩小。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">21、<span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:华文宋体;color:#333333;mso-font-kerning: 0pt;mso-bidi-font-weight:bold">I/O</span><span style="mso-bidi-font-size: 10.5pt;font-family:华文宋体;color:#333333;mso-font-kerning:0pt;mso-bidi-font-weight: bold">点数是选择<span lang="EN-US">PLC</span>的重要依据之一。当系统的<span lang="EN-US">I/O</span>点数不够时，必须重新需用其他型号的<span lang="EN-US">PLC</span>。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt; mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">13、<span style="mso-bidi-font-size:10.5pt;font-family:华文宋体;color:#333333;mso-font-kerning: 0pt">可编程序控制器的内部等效继电器中的计数器可用作定时器使用。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">14、<span style="mso-bidi-font-size:10.5pt;font-family:华文宋体;color:#333333;mso-bidi-font-weight: bold">输入<span lang="EN-US">/</span>输出接口是<span lang="EN-US">PLC</span>与外界连接的接口。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">15、<span style="mso-bidi-font-size:10.5pt;font-family:华文宋体;color:#333333;mso-font-kerning: 0pt">熔断器在电力拖动系统中实现过载和短路保护作用的保护电器，通常将它的熔体串联在被保护的电路中。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">19、<span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">机电传动系统中，电动机能够以一定速度匀速运转的，就是稳定系统。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;mso-font-kerning:0pt"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal" style="mso-pagination:widow-orphan">26、<span style="mso-bidi-font-size:10.5pt;font-family:华文宋体;color:#333333;mso-font-kerning: 0pt">主令电器是自动电器。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt; mso-font-kerning:0pt"> <o:p></o:p></span></p>