8204 适用签证 酌定的 Discretionary
澳洲8204签证条件具体内容：
禁止因为以下情况学习或更改课程、论文或研究课题：
- 毕业证
- 学位证
- 硕士学位
- 必要的衔接课程是学习或研究硕士学位或博士学位课程的前提
除非获得所在专业部门的批准，否则必须学习这些课程。
You must not undertake or change a course, or a thesis or research topic, for a:
- graduate certificate
- graduate diploma
- masters degree
- doctorate
- bridging course required as a prerequisite to a course of study or research for a masters degree or a doctorate.
unless the department has granted approval.