求翻译：主要实践性教学环节：根据课程要求，最好从一年级时便安排教学实习，也可到高年级时安排。包括精神病院实习、企业管理实习等，一般安排10--20周。是什么意思？

Main practice teaching links: According to the course requirements, the best arrangement from the first grade teaching practice when they can also be arranged to high grade. Including psychiatric practice, business management internship, general arrangements 10 - 20 weeks.

The main practical teaching links: For the course, preferably from the first grade, when teaching practicum arrangements can also be arranged at the school. including mental hospital internship, business management training, general arrangements, such as 10 - 20 weeks.

Main practical teaching link: Requests according to the curriculum, best from freshman class when then arranges the teaching practice, when may arrive the higher grades arranges.Including the mental hospital practice, the business management practice and so on, arranges 10 generally--20 weeks.

Major practice teaching: curriculum requirements, preferably from first grade they would practice or to a seniors arrangement. Including mental hospital practice, business management practice, the General arrangements for 10--20 week.

Major practice teaching link: according to the curriculum requirements, best practice teaching from first grade arrangements, arrangements are available from the high grade. Including mental hospital practice, business management practice, the General arrangements for 10--20 week.