What does this mean?

Yes, there are also two functions. Zw3d is also designed for the transition from the old version to the new version. Maybe you can study it (please backup the data of the old file first!)

是的,还有两个功能,ZW3D他也是为老版本过渡新版本而设计的,或许你可以研究下他(请先对老文件做好数据备份!)

image