I think they are pretty good. The translations manage to convey the story and the emotions accurately.
The translations of the Fullmetal Alchemist manga are considered satisfactory. They do a fine job of presenting the complex plot and characters clearly. Though there could be room for improvement in some specific terms or expressions, it's still a commendable effort.
Overall, the translations of the Fullmetal Alchemist manga are decent. They keep the essence of the original work intact and the language used is quite understandable. However, there might be a few minor nuances lost in translation here and there, but it doesn't really affect the enjoyment of the story.