She comes back fron her break eventually and opines that: Probably yes. The ships and some of the lighter walkers, stripped of guns, could be used for various things. Some parts of Tesla Cannons could be converted into power infrastructure. Et cetera. Industry in general is finally taking off again and trying not to destroy too much capital would be ideal. Then again there is a risk reward thing - doing too little damage to the Nazis would be bad.
(She kind of hates turning potentially-lost-or-saved lives into numbers like this, even though it's probably smart to, that leaks through when she asks to telepathize some fine detail for a moment.)