在我看来，LAYOUTREGENCTL的设置是一方面，除了@mingway的建议外，这个问题可能与硬件问题有关（例如中央处理器，内存）。
这里有一个例子，今年年初，我从单位领取了一台新电脑（中央处理器3.70GHz，内存32Gb）。最近我创建了一个5mb大小的图纸文件（在模型空间有大量复杂的设备图形，包括建筑背景），在布局中没有发现任何问题。
另外，更改命令GRAPHICSCONFIG的设置会有帮助吗？
Please mark "Accept as Solution" and "Like" if my reply resolves the issue and it will help when others need helps.= ♫ = ♪ = ♫ = ♪ = ♫ = ♪ = ♫ = ♪ = ♫ = ♪ = ♫ = ♪ = ♫ = ♪ = ♫ = ♪ = ♫ = ♪ = ♫ = ♪ = ♫ = ♪ = ♫ = ♪ = ♫ = ♪ = ♫ = ♪ = ♫ = ♪ = ♫ =A circle is the locus of a cursor, starting and ending at the same point on a plane in model space or in layout such that its distance from a given coordinates (X,Y) is always constant.X² + Y² = C²