A work placement could be for a few days or a few weeks giving you real work experience in a company that best matches your course at MC.
Whereas….
A T level work placement will be for an extended period of 45 days / 315 hours, giving you real work experience in a company that is keen to see you develop skills and apply your training for a considerable length of time.
This has the potential to lead to full time employment, an apprenticeship or higher level study.