顺着楼主的链接看了一下,要纠正一下楼主:
是生活两年并且工作一年,不是或者
http://www.immi.gov.au/skilled/general-skilled-migration/475/
This visa is a three year provisional visa for skilled workers who are unable to meet the criteria for a Skilled - Independent visa. You will have the opportunity to apply for permanent residency after you have lived for two years and worked at least 12 months in a Specified Regional Area of Australia.