利用CAD软件的打断命令即可删除圆的一部分做成圆弧,具体操作请参照以下步骤。
1、在电脑上打开CAD软件,进入软件界面后再打开需要修改的圆形文件。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/e4dde71190ef76c67d286d3c9316fdfaaf51672b?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、在软件界面下方命令栏中直接输入打断命令快捷键“BR”,然后按下空格键确定。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/e4dde71190ef76c67eaa6a3c9316fdfaaf5167a9?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、然后进入到打断命令中,鼠标点击选中需要处理的圆形,选中后图形线就变成虚线了。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/314e251f95cad1c8a1aa6c30713e6709c93d5197?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、在命令栏中输入第一点命令“F”,进行双点打断,鼠标左键逆时针点击圆上两点。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/5fdf8db1cb134954e45e7873584e9258d1094a61?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、首尾两点选择完后,系统就会自动打断并删除两点中间的圆弧,这样就将圆调整为了圆弧。在选择打断点时可以按下“F3”,关闭对象捕捉,从而避免捕捉干扰。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/c2cec3fdfc039245cf1c72188994a4c27d1e257f?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
本回答被网友采纳