1、命令行经常容易弄没了。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/95eef01f3a292df53eda32f1b2315c6034a8733d?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、首先我们看一下命令行在什么地方,命令行在整个窗口的最下方,我们可以通过菜单栏中的--工具-----命令行,对它进行隐藏和调出。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/9e3df8dcd100baa1c636d95f4910b912c8fc2e3f?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、在CAD操作中,除了可以在窗口上进行作业之外,它都有自己相对应的快捷键,命令行的调整也不例外,可以通过CTRL+9调出来。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/f3d3572c11dfa9ecfa3ac8f36cd0f703918fc13a?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、CAD作为命令行可以清楚的看到我们作业时的每一步操作。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/8b13632762d0f703e4c60a3806fa513d2797c5da?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、想要画出这个圆形,首先我们输入C圆的快捷键,按空格键,我们可以看到命令行会提示说“指定圆心”。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/4034970a304e251f6bb97a1ca986c9177e3e538c?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
6、那么我们就可以按照要求先指定圆心,然后就会继续提示“输入直径”我们输入要画圆的直径,就可以完成圆的绘图了。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/0df3d7ca7bcb0a46787615dd6563f6246a60affa?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)