Because of the wide variety of radiation emitted, the method could be perfected and extended, so that it makes it possible, not oniy to discover radioactive materials, but also to distinguish them from each other with certainty.

• 由于有各种各样的射线放射，这种方法还应加以完善和发展，这样我们不仅可以用它来发现新的放射性物质，而且可以用它准确地将它们区分开来。