成考院校在线答案
- 2022-09-12 [单选] <p class="MsoNormal">37、<span style="mso-bidi-font-size:10.5pt;font-family:黑体">数值积分法――欧拉法的精度较低的原因是由于（ <span style="mso-spacerun:yes"> </span>）<span lang="EN-US"> <o:p></o:p></span></span></p>
- 2022-09-12 [多选] <p class="MsoNormal">10、<span lang="EN-US" style="font-family:黑体">MATLAB</span><span style="font-family:黑体">的工具箱包括（ <span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）<span lang="EN-US"> <o:p></o:p></span></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">11、<span style="font-family:黑体">在<span lang="EN-US">MATLAB</span>的内存工作区中，存放一个英文字符 <span lang="EN-US">'a' </span>需要占用<span lang="EN-US">1</span>个字节，存放一个中文字符‘啊’需要占用<span lang="EN-US">2</span>个字节</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt; font-family:黑体"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">13、<span lang="EN-US" style="mso-bidi-font-size:10.5pt; font-family:黑体;color:black;mso-themecolor:text1">plot(t,y1,<span class="GramE">’</span>b:<span class="GramE">’</span>,t,y2,<span class="GramE">’</span>g<span class="GramE">’</span>)</span><span style="mso-bidi-font-size:10.5pt;font-family:黑体;color:black;mso-themecolor: text1">指令表示用<span class="GramE">兰色</span>虚线绘制曲线<span lang="EN-US">y1</span>，用绿色绘制曲线<span lang="EN-US">y2</span>。（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）<span lang="EN-US"> <o:p></o:p></span></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">14、<span style="font-size:11.0pt;font-family:黑体">极点法和特征值法不是判断系统稳定性的方法。</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:黑体"> <o:p></o:p></span></p>
- 2022-09-12 [判断] <p class="MsoNormal">18、<span style="font-family:黑体">在<span lang="EN-US">MATLAB</span>中，若想计算的<span lang="EN-US"><span style="position:relative;top:14.0pt;mso-text-raise:-14.0pt"> <!--[if gte vml 1]><v:shape id="_x0000_i1032" type="#_x0000_t75" style='width:81pt;height:33pt' o:ole=""> <v:imagedata src="JSJFZ4a.files/image003.wmz" o:title=""></v:imagedata> </v:shape><![endif]--> <!--[if !vml]--><img width="108" height="44" v:shapes="_x0000_i1032" src="http://wljy.whut.edu.cn:80/uploadfiles/word/JSJFZ4a.files/image004.png"> <!--[endif]--></span> <!--[if gte mso 9]><xml _tmplitem="5" > <o:OLEObject Type="Embed" ProgID="Equation.3" ShapeID="_x0000_i1032" DrawAspect="Content" ObjectID="_1676899398"> </o:OLEObject> </xml><![endif]--></span>值，那么应该在<span lang="EN-US">MATLAB</span>的指令窗中输入的<span lang="EN-US">MATLAB</span>指令是<span lang="EN-US">y1=2*sin(0.3*pi)/(1+sqrt(5))</span>。</span><span style="mso-bidi-font-size:10.5pt;font-family:黑体">（<span lang="EN-US"><span style="mso-spacerun:yes"> </span></span>）<span lang="EN-US"> <o:p></o:p></span></span></p>
- 2022-09-12 [单选] <p class="MsoNormal">24、<span lang="EN-US" style="mso-bidi-font-size:10.5pt; font-family:黑体;color:black;mso-themecolor:text1">MATLAB</span><span style="mso-bidi-font-size:10.5pt;font-family:黑体;color:black;mso-themecolor: text1">输出指令的窗口是（）<span lang="EN-US"> <o:p></o:p></span></span></p>
- 2022-09-12 [单选] <p class="MsoNormal">25、<span style="font-size:11.0pt;font-family:黑体">离散相似法采样周期的选择应该满足：（）</span><span lang="EN-US" style="mso-bidi-font-size:10.5pt;font-family:黑体"> <o:p></o:p></span></p>
- 2022-09-12 [单选] <p class="MsoNormal">27、<span lang="EN-US" style="mso-bidi-font-size:10.5pt; font-family:黑体;color:black;mso-themecolor:text1">a=<span class="GramE">’</span>computer simulation’,size(a)</span><span style="mso-bidi-font-size:10.5pt;font-family: 黑体;color:black;mso-themecolor:text1">的运算结果为：（）<span lang="EN-US"> <o:p></o:p></span></span></p>
- 2022-09-12 [单选] <p class="MsoNormal">28、<span style="mso-bidi-font-size:10.5pt;font-family:黑体">下列表示可以作为<span lang="EN-US">MATLAB</span>的变量的是<span lang="EN-US">(<span style="mso-tab-count: 1"> </span>)</span> <span lang="EN-US"><span style="mso-spacerun:yes"> </span><span style="mso-spacerun:yes"> </span> <o:p></o:p></span></span></p>