C#深拷贝

https://dotnetcoretutorials.com/2020/09/09/cloning-objects-in-c-and-net-core/

https://stackoverflow.com/questions/5359318/how-to-clone-objects

★http://automapper.org/

https://stackoverflow.com/questions/852064/faster-deep-cloning

http://blog.nuclex-games.com/mono-dotnet/fast-deep-cloning/

https://github.com/force-net/DeepCloner

http://valueinjecter.codeplex.com/wikipage?title=Deep%20Cloning&referringTitle=Home

https://github.com/Toxantron/CGbR#cloneable

https://www.cnblogs.com/gengaixue/archive/2012/07/11/2586411.html

★https://github.com/force-net/DeepCloner