Internships are to increase the skills and experience that are beneficial to your career, so it is equally important to find the knowledge theory. It can also bring the theory learned to apply to the real world.
Training increases the skills and experience to benefit the profession. Therefore it is important not to learn the theory. You can also take the theory learned into practical applications as well.
The training is to increase the skills and experience that is beneficial to the occupation. It is important not to learn the theory It can also bring the theory learned applied to actual performance.