how to directly output .lib file from NanoTime

In NanoTime, Now the default output format is .db format, I want to directly output .lib format, how to do? If I only have .db file, how to convert to .lib file? Thanks

Hope you can find it ！

you can get the answer by reading the userguide。
also you can by command man extrac_model in nt_shell

还都用英文回答

只知道可以在lc里面转