不止難,要跑的環境也很不方便。我的建議是depend on your application. Try to avoid to use it if possible. If you just want to run simulation, you don't need to use ocean, but if you want to measure something in batch mode, then I am sorry, you are forced to according to my understanding.
Ocean is very powerful though it is a little difficult to learn the syntax. ! E7 A T: ]! o9 s& K, E! oI am not sure if MDL is alternative for measurement in batch mode and corner analysis.